diff --git a/moto/__init__.py b/moto/__init__.py
index 5636ffb2b..c57586362 100644
--- a/moto/__init__.py
+++ b/moto/__init__.py
@@ -1,6 +1,6 @@
 from __future__ import unicode_literals
 import logging
-logging.getLogger('boto').setLevel(logging.CRITICAL)
+#logging.getLogger('boto').setLevel(logging.CRITICAL)
 
 __title__ = 'moto'
 __version__ = '0.4.30'
diff --git a/moto/ec2/models.py b/moto/ec2/models.py
index 496fc5b8f..9146b283d 100755
--- a/moto/ec2/models.py
+++ b/moto/ec2/models.py
@@ -1086,33 +1086,34 @@ class Zone(object):
 
 class RegionsAndZonesBackend(object):
     regions = [
+        Region("ap-northeast-1", "ec2.ap-northeast-1.amazonaws.com"),
+        Region("ap-northeast-2", "ec2.ap-northeast-2.amazonaws.com"),
+        Region("ap-south-1", "ec2.ap-south-1.amazonaws.com"),
+        Region("ap-southeast-1", "ec2.ap-southeast-1.amazonaws.com"),
+        Region("ap-southeast-2", "ec2.ap-southeast-2.amazonaws.com"),
+        Region("cn-north-1", "ec2.cn-north-1.amazonaws.com.cn"),
+        Region("eu-central-1", "ec2.eu-central-1.amazonaws.com"),
         Region("eu-west-1", "ec2.eu-west-1.amazonaws.com"),
         Region("sa-east-1", "ec2.sa-east-1.amazonaws.com"),
         Region("us-east-1", "ec2.us-east-1.amazonaws.com"),
-        Region("ap-northeast-1", "ec2.ap-northeast-1.amazonaws.com"),
-        Region("us-west-2", "ec2.us-west-2.amazonaws.com"),
+        Region("us-east-2", "ec2.us-east-2.amazonaws.com"),
+        Region("us-gov-west-1", "ec2.us-gov-west-1.amazonaws.com"),
         Region("us-west-1", "ec2.us-west-1.amazonaws.com"),
-        Region("ap-southeast-1", "ec2.ap-southeast-1.amazonaws.com"),
-        Region("ap-southeast-2", "ec2.ap-southeast-2.amazonaws.com"),
+        Region("us-west-2", "ec2.us-west-2.amazonaws.com"),
     ]
 
-    # TODO: cleanup. For now, pretend everything is us-east-1. 'merica.
-    zones = [
-        Zone("us-east-1a", "us-east-1"),
-        Zone("us-east-1b", "us-east-1"),
-        Zone("us-east-1c", "us-east-1"),
-        Zone("us-east-1d", "us-east-1"),
-        Zone("us-east-1e", "us-east-1"),
-    ]
+    zones = dict(
+        (region, [Zone(region + c, region) for c in 'abc'])
+        for region in [r.name for r in regions])
 
     def describe_regions(self):
         return self.regions
 
     def describe_availability_zones(self):
-        return self.zones
+        return self.zones[self.region_name]
 
     def get_zone_by_name(self, name):
-        for zone in self.zones:
+        for zone in self.zones[self.region_name]:
             if zone.name == name:
                 return zone
 
@@ -1794,15 +1795,15 @@ class VPC(TaggedEC2Resource):
         return self.id
 
     def get_filter_value(self, filter_name):
-        if filter_name == 'vpc-id':
+        if filter_name in ('vpc-id', 'vpcId'):
             return self.id
-        elif filter_name == 'cidr':
+        elif filter_name in ('cidr', 'cidr-block', 'cidrBlock'):
             return self.cidr_block
-        elif filter_name == 'isDefault':
+        elif filter_name in ('is-default', 'isDefault'):
             return self.is_default
         elif filter_name == 'state':
             return self.state
-        elif filter_name == 'dhcp-options-id':
+        elif filter_name in ('dhcp-options-id', 'dhcpOptionsId'):
             if not self.dhcp_options:
                 return None
 
@@ -2013,12 +2014,7 @@ class Subnet(TaggedEC2Resource):
 
     @property
     def availability_zone(self):
-        if self._availability_zone is None:
-            # This could probably be smarter, but there doesn't appear to be a
-            # way to pull AZs for a region in boto
-            return self.ec2_backend.region_name + "a"
-        else:
-            return self._availability_zone
+        return self._availability_zone
 
     @property
     def physical_resource_id(self):
@@ -2043,11 +2039,11 @@ class Subnet(TaggedEC2Resource):
         """
         if filter_name in ('cidr', 'cidrBlock', 'cidr-block'):
             return self.cidr_block
-        elif filter_name == 'vpc-id':
+        elif filter_name in ('vpc-id', 'vpcId'):
             return self.vpc_id
         elif filter_name == 'subnet-id':
             return self.id
-        elif filter_name == 'availabilityZone':
+        elif filter_name in ('availabilityZone', 'availability-zone'):
             return self.availability_zone
         elif filter_name in ('defaultForAz', 'default-for-az'):
             return self.default_for_az
@@ -2068,37 +2064,49 @@ class Subnet(TaggedEC2Resource):
 
 class SubnetBackend(object):
     def __init__(self):
-        self.subnets = {}
+        # maps availability zone to dict of (subnet_id, subnet)
+        self.subnets = defaultdict(dict)
         super(SubnetBackend, self).__init__()
 
     def get_subnet(self, subnet_id):
-        subnet = self.subnets.get(subnet_id, None)
-        if not subnet:
-            raise InvalidSubnetIdError(subnet_id)
-        return subnet
+        for subnets in self.subnets.values():
+            if subnet_id in subnets:
+                return subnets[subnet_id]
+        raise InvalidSubnetIdError(subnet_id)
 
-    def create_subnet(self, vpc_id, cidr_block, availability_zone=None):
+    def create_subnet(self, vpc_id, cidr_block, availability_zone):
         subnet_id = random_subnet_id()
         vpc = self.get_vpc(vpc_id)  # Validate VPC exists
-        default_for_az = vpc.is_default
-        map_public_ip_on_launch = vpc.is_default
-        subnet = Subnet(self, subnet_id, vpc_id, cidr_block, availability_zone, default_for_az, map_public_ip_on_launch)
+
+        # if this is the first subnet for an availability zone,
+        # consider it the default
+        default_for_az = str(availability_zone not in self.subnets).lower()
+        map_public_ip_on_launch = default_for_az
+        subnet = Subnet(self, subnet_id, vpc_id, cidr_block, availability_zone,
+                        default_for_az, map_public_ip_on_launch)
 
         # AWS associates a new subnet with the default Network ACL
         self.associate_default_network_acl_with_subnet(subnet_id)
-        self.subnets[subnet_id] = subnet
+        self.subnets[availability_zone][subnet_id] = subnet
         return subnet
 
-    def get_all_subnets(self, filters=None):
-        subnets = self.subnets.values()
-
+    def get_all_subnets(self, subnet_ids=None, filters=None):
+        subnets = []
+        if subnet_ids:
+            for subnet_id in subnet_ids:
+                for items in self.subnets.values():
+                    if subnet_id in items:
+                        subnets.append(items[subnet_id])
+        else:
+            for items in self.subnets.values():
+                subnets.extend(items.values())
         return generic_filter(filters, subnets)
 
     def delete_subnet(self, subnet_id):
-        deleted = self.subnets.pop(subnet_id, None)
-        if not deleted:
-            raise InvalidSubnetIdError(subnet_id)
-        return deleted
+        for subnets in self.subnets.values():
+            if subnet_id in subnets:
+                return subnets.pop(subnet_id, None)
+        raise InvalidSubnetIdError(subnet_id)
 
     def modify_subnet_attribute(self, subnet_id, map_public_ip):
         subnet = self.get_subnet(subnet_id)
@@ -3377,6 +3385,29 @@ class EC2Backend(BaseBackend, InstanceBackend, TagBackend, AmiBackend,
         super(EC2Backend, self).__init__()
         self.region_name = region_name
 
+        # Default VPC exists by default, which is the current behavior
+        # of EC2-VPC. See for detail:
+        #
+        #   docs.aws.amazon.com/AmazonVPC/latest/UserGuide/default-vpc.html
+        #
+        if not self.vpcs:
+            vpc = self.create_vpc('172.31.0.0/16')
+        else:
+            # For now this is included for potential
+            # backward-compatibility issues
+            vpc = self.vpcs.values()[0]
+
+        # Create default subnet for each availability zone
+        ip, _ = vpc.cidr_block.split('/')
+        ip = ip.split('.')
+        ip[2] = 0
+
+        for zone in self.describe_availability_zones():
+            az_name = zone.name
+            cidr_block = '.'.join(str(i) for i in ip) + '/20'
+            self.create_subnet(vpc.id, cidr_block, availability_zone=az_name)
+            ip[2] += 16
+
     def reset(self):
         region_name = self.region_name
         self.__dict__ = {}
@@ -3434,5 +3465,5 @@ class EC2Backend(BaseBackend, InstanceBackend, TagBackend, AmiBackend,
         return True
 
 ec2_backends = {}
-for region in boto.ec2.regions():
+for region in RegionsAndZonesBackend.regions:
     ec2_backends[region.name] = EC2Backend(region.name)
diff --git a/moto/ec2/responses/subnets.py b/moto/ec2/responses/subnets.py
index af5ec7605..9486a3ca1 100644
--- a/moto/ec2/responses/subnets.py
+++ b/moto/ec2/responses/subnets.py
@@ -1,4 +1,5 @@
 from __future__ import unicode_literals
+import random
 from moto.core.responses import BaseResponse
 from moto.ec2.utils import filters_from_querystring
 
@@ -10,11 +11,12 @@ class Subnets(BaseResponse):
         if 'AvailabilityZone' in self.querystring:
             availability_zone = self.querystring['AvailabilityZone'][0]
         else:
-            availability_zone = None
+            zone = random.choice(self.ec2_backend.describe_availability_zones())
+            availability_zone = zone.name
         subnet = self.ec2_backend.create_subnet(
-          vpc_id,
-          cidr_block,
-          availability_zone,
+            vpc_id,
+            cidr_block,
+            availability_zone,
         )
         template = self.response_template(CREATE_SUBNET_RESPONSE)
         return template.render(subnet=subnet)
@@ -27,7 +29,17 @@ class Subnets(BaseResponse):
 
     def describe_subnets(self):
         filters = filters_from_querystring(self.querystring)
-        subnets = self.ec2_backend.get_all_subnets(filters)
+
+        subnet_ids = []
+        idx = 1
+        key = 'SubnetId.{0}'.format(idx)
+        while key in self.querystring:
+            v = self.querystring[key]
+            subnet_ids.append(v[0])
+            idx += 1
+            key = 'SubnetId.{0}'.format(idx)
+
+        subnets = self.ec2_backend.get_all_subnets(subnet_ids, filters)
         template = self.response_template(DESCRIBE_SUBNETS_RESPONSE)
         return template.render(subnets=subnets)
 
diff --git a/moto/ec2/urls.py b/moto/ec2/urls.py
index 768a8cd3b..241ab7133 100644
--- a/moto/ec2/urls.py
+++ b/moto/ec2/urls.py
@@ -3,7 +3,7 @@ from .responses import EC2Response
 
 
 url_bases = [
-    "https?://ec2.(.+).amazonaws.com",
+    "https?://ec2.(.+).amazonaws.com(|.cn)",
 ]
 
 url_paths = {
diff --git a/moto/elb/models.py b/moto/elb/models.py
index 79c8551e9..28a791c2d 100644
--- a/moto/elb/models.py
+++ b/moto/elb/models.py
@@ -19,6 +19,7 @@ from .exceptions import (
 )
 
 
+
 class FakeHealthCheck(object):
     def __init__(self, timeout, healthy_threshold, unhealthy_threshold,
                  interval, target):
@@ -337,5 +338,5 @@ class ELBBackend(BaseBackend):
 
 
 elb_backends = {}
-for region in boto.ec2.elb.regions():
-    elb_backends[region.name] = ELBBackend(region.name)
+for region in ec2_backends.keys():
+    elb_backends[region] = ELBBackend(region)
diff --git a/tests/test_cloudformation/test_cloudformation_stack_integration.py b/tests/test_cloudformation/test_cloudformation_stack_integration.py
index 684b7e420..0fb74bef9 100644
--- a/tests/test_cloudformation/test_cloudformation_stack_integration.py
+++ b/tests/test_cloudformation/test_cloudformation_stack_integration.py
@@ -661,13 +661,14 @@ def test_vpc_single_instance_in_subnet():
     )
 
     vpc_conn = boto.vpc.connect_to_region("us-west-1")
-    vpc = vpc_conn.get_all_vpcs()[0]
+
+    vpc = vpc_conn.get_all_vpcs(filters={'cidrBlock': '10.0.0.0/16'})[0]
     vpc.cidr_block.should.equal("10.0.0.0/16")
 
     # Add this once we implement the endpoint
     # vpc_conn.get_all_internet_gateways().should.have.length_of(1)
 
-    subnet = vpc_conn.get_all_subnets()[0]
+    subnet = vpc_conn.get_all_subnets(filters={'vpcId': vpc.id})[0]
     subnet.vpc_id.should.equal(vpc.id)
 
     ec2_conn = boto.ec2.connect_to_region("us-west-1")
@@ -1355,7 +1356,7 @@ def test_vpc_gateway_attachment_creation_should_attach_itself_to_vpc():
     )
 
     vpc_conn = boto.vpc.connect_to_region("us-west-1")
-    vpc = vpc_conn.get_all_vpcs()[0]
+    vpc = vpc_conn.get_all_vpcs(filters={'cidrBlock': '10.0.0.0/16'})[0]
     igws = vpc_conn.get_all_internet_gateways(
         filters={'attachment.vpc-id': vpc.id}
     )
diff --git a/tests/test_ec2/test_availability_zones_and_regions.py b/tests/test_ec2/test_availability_zones_and_regions.py
index f59bc20fe..2ab8b9994 100644
--- a/tests/test_ec2/test_availability_zones_and_regions.py
+++ b/tests/test_ec2/test_availability_zones_and_regions.py
@@ -1,5 +1,7 @@
 from __future__ import unicode_literals
 import boto
+import boto.ec2
+import boto3
 import sure  # noqa
 
 from moto import mock_ec2
@@ -9,16 +11,39 @@ from moto import mock_ec2
 def test_describe_regions():
     conn = boto.connect_ec2('the_key', 'the_secret')
     regions = conn.get_all_regions()
-    regions.should.have.length_of(8)
-    regions[0].name.should.equal('eu-west-1')
-    regions[0].endpoint.should.equal('ec2.eu-west-1.amazonaws.com')
+    regions.should.have.length_of(14)
+    for region in regions:
+        region.endpoint.should.contain(region.name)
 
 
 @mock_ec2
 def test_availability_zones():
-    # Just testing us-east-1 for now
     conn = boto.connect_ec2('the_key', 'the_secret')
-    zones = conn.get_all_zones()
-    zones.should.have.length_of(5)
-    zones[0].name.should.equal('us-east-1a')
-    zones[0].region_name.should.equal('us-east-1')
+    regions = conn.get_all_regions()
+    for region in regions:
+        conn = boto.ec2.connect_to_region(region.name)
+        if conn is None:
+            continue
+        for zone in conn.get_all_zones():
+            zone.name.should.contain(region.name)
+
+
+@mock_ec2
+def test_boto3_describe_regions():
+    ec2 = boto3.client('ec2', 'us-east-1')
+    resp = ec2.describe_regions()
+    resp['Regions'].should.have.length_of(14)
+    for rec in resp['Regions']:
+        rec['Endpoint'].should.contain(rec['RegionName'])
+
+
+@mock_ec2
+def test_boto3_availability_zones():
+    ec2 = boto3.client('ec2', 'us-east-1')
+    resp = ec2.describe_regions()
+    regions = [r['RegionName'] for r in resp['Regions']]
+    for region in regions:
+        conn = boto3.client('ec2', region)
+        resp = conn.describe_availability_zones()
+        for rec in resp['AvailabilityZones']:
+            rec['ZoneName'].should.contain(region)
diff --git a/tests/test_ec2/test_key_pairs.py b/tests/test_ec2/test_key_pairs.py
index e661f5b3a..7d45e79db 100644
--- a/tests/test_ec2/test_key_pairs.py
+++ b/tests/test_ec2/test_key_pairs.py
@@ -52,15 +52,12 @@ def test_key_pairs_create_two():
     kp = conn.create_key_pair('bar')
     assert kp.material.startswith('---- BEGIN RSA PRIVATE KEY ----')
     kps = conn.get_all_key_pairs()
-    assert len(kps) == 2
-    # on Python 3, these are reversed for some reason
-    if six.PY3:
-        return
-    assert kps[0].name == 'foo'
-    assert kps[1].name == 'bar'
+    kps.should.have.length_of(2)
+    [i.name for i in kps].should.contain('foo')
+    [i.name for i in kps].should.contain('bar')
     kps = conn.get_all_key_pairs('foo')
-    assert len(kps) == 1
-    assert kps[0].name == 'foo'
+    kps.should.have.length_of(1)
+    kps[0].name.should.equal('foo')
 
 
 @mock_ec2
diff --git a/tests/test_ec2/test_network_acls.py b/tests/test_ec2/test_network_acls.py
index 6afa18c2b..5ab16b51b 100644
--- a/tests/test_ec2/test_network_acls.py
+++ b/tests/test_ec2/test_network_acls.py
@@ -7,41 +7,37 @@ from moto import mock_ec2
 
 @mock_ec2
 def test_default_network_acl_created_with_vpc():
-
     conn = boto.connect_vpc('the_key', 'the secret')
     vpc = conn.create_vpc("10.0.0.0/16")
-
-    all_network_acls = conn.get_all_network_acls()
-    all_network_acls.should.have.length_of(1)
-
-@mock_ec2
-def test_network_acls():
-
-    conn = boto.connect_vpc('the_key', 'the secret')
-    vpc = conn.create_vpc("10.0.0.0/16")
-
-    network_acl = conn.create_network_acl(vpc.id)
-
     all_network_acls = conn.get_all_network_acls()
     all_network_acls.should.have.length_of(2)
 
-@mock_ec2
-def test_new_subnet_associates_with_default_network_acl():
 
+@mock_ec2
+def test_network_acls():
     conn = boto.connect_vpc('the_key', 'the secret')
     vpc = conn.create_vpc("10.0.0.0/16")
+    network_acl = conn.create_network_acl(vpc.id)
+    all_network_acls = conn.get_all_network_acls()
+    all_network_acls.should.have.length_of(3)
+
+
+@mock_ec2
+def test_new_subnet_associates_with_default_network_acl():
+    conn = boto.connect_vpc('the_key', 'the secret')
+    vpc = conn.get_all_vpcs()[0]
 
     subnet = conn.create_subnet(vpc.id, "10.0.0.0/18")
     all_network_acls = conn.get_all_network_acls()
     all_network_acls.should.have.length_of(1)
 
     acl = all_network_acls[0]
-    acl.associations.should.have.length_of(1)
-    acl.associations[0].subnet_id.should.equal(subnet.id)
+    acl.associations.should.have.length_of(4)
+    [a.subnet_id for a in acl.associations].should.contain(subnet.id)
+
 
 @mock_ec2
 def test_network_acl_entries():
-
     conn = boto.connect_vpc('the_key', 'the secret')
     vpc = conn.create_vpc("10.0.0.0/16")
 
@@ -55,7 +51,7 @@ def test_network_acl_entries():
     )
 
     all_network_acls = conn.get_all_network_acls()
-    all_network_acls.should.have.length_of(2)
+    all_network_acls.should.have.length_of(3)
 
     test_network_acl = next(na for na in all_network_acls
                             if na.id == network_acl.id)
@@ -68,7 +64,6 @@ def test_network_acl_entries():
 
 @mock_ec2
 def test_associate_new_network_acl_with_subnet():
-
     conn = boto.connect_vpc('the_key', 'the secret')
     vpc = conn.create_vpc("10.0.0.0/16")
     subnet = conn.create_subnet(vpc.id, "10.0.0.0/18")
@@ -77,7 +72,7 @@ def test_associate_new_network_acl_with_subnet():
     conn.associate_network_acl(network_acl.id, subnet.id)
 
     all_network_acls = conn.get_all_network_acls()
-    all_network_acls.should.have.length_of(2)
+    all_network_acls.should.have.length_of(3)
 
     test_network_acl = next(na for na in all_network_acls
                             if na.id == network_acl.id)
@@ -88,28 +83,26 @@ def test_associate_new_network_acl_with_subnet():
 
 @mock_ec2
 def test_delete_network_acl():
-
     conn = boto.connect_vpc('the_key', 'the secret')
     vpc = conn.create_vpc("10.0.0.0/16")
     subnet = conn.create_subnet(vpc.id, "10.0.0.0/18")
     network_acl = conn.create_network_acl(vpc.id)
 
     all_network_acls = conn.get_all_network_acls()
-    all_network_acls.should.have.length_of(2)
+    all_network_acls.should.have.length_of(3)
 
     any(acl.id == network_acl.id for acl in all_network_acls).should.be.ok
 
     conn.delete_network_acl(network_acl.id)
 
     updated_network_acls = conn.get_all_network_acls()
-    updated_network_acls.should.have.length_of(1)
+    updated_network_acls.should.have.length_of(2)
 
     any(acl.id == network_acl.id for acl in updated_network_acls).shouldnt.be.ok
 
 
 @mock_ec2
 def test_network_acl_tagging():
-
     conn = boto.connect_vpc('the_key', 'the secret')
     vpc = conn.create_vpc("10.0.0.0/16")
     network_acl = conn.create_network_acl(vpc.id)
@@ -125,4 +118,3 @@ def test_network_acl_tagging():
                             if na.id == network_acl.id)
     test_network_acl.tags.should.have.length_of(1)
     test_network_acl.tags["a key"].should.equal("some value")
-
diff --git a/tests/test_ec2/test_route_tables.py b/tests/test_ec2/test_route_tables.py
index 2adec61a6..41e5786e6 100644
--- a/tests/test_ec2/test_route_tables.py
+++ b/tests/test_ec2/test_route_tables.py
@@ -17,7 +17,7 @@ def test_route_tables_defaults():
     conn = boto.connect_vpc('the_key', 'the_secret')
     vpc = conn.create_vpc("10.0.0.0/16")
 
-    all_route_tables = conn.get_all_route_tables()
+    all_route_tables = conn.get_all_route_tables(filters={'vpc-id': vpc.id})
     all_route_tables.should.have.length_of(1)
 
     main_route_table = all_route_tables[0]
@@ -33,7 +33,7 @@ def test_route_tables_defaults():
 
     vpc.delete()
 
-    all_route_tables = conn.get_all_route_tables()
+    all_route_tables = conn.get_all_route_tables(filters={'vpc-id': vpc.id})
     all_route_tables.should.have.length_of(0)
 
 
@@ -43,7 +43,7 @@ def test_route_tables_additional():
     vpc = conn.create_vpc("10.0.0.0/16")
     route_table = conn.create_route_table(vpc.id)
 
-    all_route_tables = conn.get_all_route_tables()
+    all_route_tables = conn.get_all_route_tables(filters={'vpc-id': vpc.id})
     all_route_tables.should.have.length_of(2)
     all_route_tables[0].vpc_id.should.equal(vpc.id)
     all_route_tables[1].vpc_id.should.equal(vpc.id)
@@ -67,7 +67,7 @@ def test_route_tables_additional():
 
     conn.delete_route_table(route_table.id)
 
-    all_route_tables = conn.get_all_route_tables()
+    all_route_tables = conn.get_all_route_tables(filters={'vpc-id': vpc.id})
     all_route_tables.should.have.length_of(1)
 
     with assert_raises(EC2ResponseError) as cm:
@@ -88,11 +88,11 @@ def test_route_tables_filters_standard():
     route_table2 = conn.create_route_table(vpc2.id)
 
     all_route_tables = conn.get_all_route_tables()
-    all_route_tables.should.have.length_of(4)
+    all_route_tables.should.have.length_of(5)
 
     # Filter by main route table
     main_route_tables = conn.get_all_route_tables(filters={'association.main':'true'})
-    main_route_tables.should.have.length_of(2)
+    main_route_tables.should.have.length_of(3)
     main_route_table_ids = [route_table.id for route_table in main_route_tables]
     main_route_table_ids.should_not.contain(route_table1.id)
     main_route_table_ids.should_not.contain(route_table2.id)
@@ -131,7 +131,7 @@ def test_route_tables_filters_associations():
     association_id3 = conn.associate_route_table(route_table2.id, subnet3.id)
 
     all_route_tables = conn.get_all_route_tables()
-    all_route_tables.should.have.length_of(3)
+    all_route_tables.should.have.length_of(4)
 
     # Filter by association ID
     association1_route_tables = conn.get_all_route_tables(filters={'association.route-table-association-id':association_id1})
@@ -160,7 +160,7 @@ def test_route_table_associations():
     route_table = conn.create_route_table(vpc.id)
 
     all_route_tables = conn.get_all_route_tables()
-    all_route_tables.should.have.length_of(2)
+    all_route_tables.should.have.length_of(3)
 
     # Refresh
     route_table = conn.get_all_route_tables(route_table.id)[0]
@@ -232,7 +232,7 @@ def test_route_table_replace_route_table_association():
     route_table2 = conn.create_route_table(vpc.id)
 
     all_route_tables = conn.get_all_route_tables()
-    all_route_tables.should.have.length_of(3)
+    all_route_tables.should.have.length_of(4)
 
     # Refresh
     route_table1 = conn.get_all_route_tables(route_table1.id)[0]
@@ -330,14 +330,14 @@ def test_route_table_get_by_tag_boto3():
 def test_routes_additional():
     conn = boto.connect_vpc('the_key', 'the_secret')
     vpc = conn.create_vpc("10.0.0.0/16")
-    main_route_table = conn.get_all_route_tables()[0]
+    main_route_table = conn.get_all_route_tables(filters={'vpc-id': vpc.id})[0]
     local_route = main_route_table.routes[0]
     igw = conn.create_internet_gateway()
     ROUTE_CIDR = "10.0.0.4/24"
 
     conn.create_route(main_route_table.id, ROUTE_CIDR, gateway_id=igw.id)
 
-    main_route_table = conn.get_all_route_tables()[0] # Refresh route table
+    main_route_table = conn.get_all_route_tables(filters={'vpc-id': vpc.id})[0] # Refresh route table
 
     main_route_table.routes.should.have.length_of(2)
     new_routes = [route for route in main_route_table.routes if route.destination_cidr_block != vpc.cidr_block]
@@ -351,7 +351,7 @@ def test_routes_additional():
 
     conn.delete_route(main_route_table.id, ROUTE_CIDR)
 
-    main_route_table = conn.get_all_route_tables()[0] # Refresh route table
+    main_route_table = conn.get_all_route_tables(filters={'vpc-id': vpc.id})[0] # Refresh route table
 
     main_route_table.routes.should.have.length_of(1)
     new_routes = [route for route in main_route_table.routes if route.destination_cidr_block != vpc.cidr_block]
diff --git a/tests/test_ec2/test_security_groups.py b/tests/test_ec2/test_security_groups.py
index 3ccd1e4ab..585f97eeb 100644
--- a/tests/test_ec2/test_security_groups.py
+++ b/tests/test_ec2/test_security_groups.py
@@ -37,7 +37,7 @@ def test_create_and_describe_security_group():
     cm.exception.request_id.should_not.be.none
 
     all_groups = conn.get_all_security_groups()
-    all_groups.should.have.length_of(2)  # The default group gets created automatically
+    all_groups.should.have.length_of(3)  # The default group gets created automatically
     group_names = [group.name for group in all_groups]
     set(group_names).should.equal(set(["default", "test security group"]))
 
@@ -57,7 +57,7 @@ def test_create_security_group_without_description_raises_error():
 def test_default_security_group():
     conn = boto.ec2.connect_to_region('us-east-1')
     groups = conn.get_all_security_groups()
-    groups.should.have.length_of(1)
+    groups.should.have.length_of(2)
     groups[0].name.should.equal("default")
 
 
@@ -98,7 +98,7 @@ def test_create_two_security_groups_with_same_name_in_different_vpc():
 
     all_groups = conn.get_all_security_groups()
 
-    all_groups.should.have.length_of(3)
+    all_groups.should.have.length_of(4)
     group_names = [group.name for group in all_groups]
     # The default group is created automatically
     set(group_names).should.equal(set(["default", "test security group"]))
@@ -110,7 +110,7 @@ def test_deleting_security_groups():
     security_group1 = conn.create_security_group('test1', 'test1')
     conn.create_security_group('test2', 'test2')
 
-    conn.get_all_security_groups().should.have.length_of(3)  # We need to include the default security group
+    conn.get_all_security_groups().should.have.length_of(4)
 
     # Deleting a group that doesn't exist should throw an error
     with assert_raises(EC2ResponseError) as cm:
@@ -127,11 +127,11 @@ def test_deleting_security_groups():
     ex.exception.message.should.equal('An error occurred (DryRunOperation) when calling the DeleteSecurityGroup operation: Request would have succeeded, but DryRun flag is set')
 
     conn.delete_security_group('test2')
-    conn.get_all_security_groups().should.have.length_of(2)
+    conn.get_all_security_groups().should.have.length_of(3)
 
     # Delete by group id
     conn.delete_security_group(group_id=security_group1.id)
-    conn.get_all_security_groups().should.have.length_of(1)
+    conn.get_all_security_groups().should.have.length_of(2)
 
 
 @mock_ec2
@@ -267,6 +267,7 @@ def test_authorize_other_group_egress_and_revoke():
     sg01.revoke_egress(IpPermissions=[ip_permission])
     sg01.ip_permissions_egress.should.have.length_of(1)
 
+
 @mock_ec2
 def test_authorize_group_in_vpc():
     conn = boto.connect_ec2('the_key', 'the_secret')
@@ -316,7 +317,7 @@ def test_get_all_security_groups():
     resp[0].id.should.equal(sg1.id)
 
     resp = conn.get_all_security_groups()
-    resp.should.have.length_of(3)  # We need to include the default group here
+    resp.should.have.length_of(4)
 
 
 @mock_ec2
@@ -376,7 +377,7 @@ def test_authorize_all_protocols_with_no_port_specification():
     sg.rules[0].from_port.should.equal(None)
     sg.rules[0].to_port.should.equal(None)
 
-  
+
 '''
 Boto3
 '''
diff --git a/tests/test_ec2/test_subnets.py b/tests/test_ec2/test_subnets.py
index 8ca17232d..8e6a2a4ea 100644
--- a/tests/test_ec2/test_subnets.py
+++ b/tests/test_ec2/test_subnets.py
@@ -16,17 +16,18 @@ from moto import mock_cloudformation, mock_ec2
 
 @mock_ec2
 def test_subnets():
+    ec2 = boto.connect_ec2('the_key', 'the_secret')
     conn = boto.connect_vpc('the_key', 'the_secret')
     vpc = conn.create_vpc("10.0.0.0/16")
     subnet = conn.create_subnet(vpc.id, "10.0.0.0/18")
 
     all_subnets = conn.get_all_subnets()
-    all_subnets.should.have.length_of(1)
+    all_subnets.should.have.length_of(1 + len(ec2.get_all_zones()))
 
     conn.delete_subnet(subnet.id)
 
     all_subnets = conn.get_all_subnets()
-    all_subnets.should.have.length_of(0)
+    all_subnets.should.have.length_of(0 + len(ec2.get_all_zones()))
 
     with assert_raises(EC2ResponseError) as cm:
         conn.delete_subnet(subnet.id)
@@ -59,7 +60,7 @@ def test_subnet_tagging():
     tag.value.should.equal("some value")
 
     # Refresh the subnet
-    subnet = conn.get_all_subnets()[0]
+    subnet = conn.get_all_subnets(subnet_ids=[subnet.id])[0]
     subnet.tags.should.have.length_of(1)
     subnet.tags["a key"].should.equal("some value")
 
@@ -76,22 +77,32 @@ def test_subnet_should_have_proper_availability_zone_set():
 def test_default_subnet():
     ec2 = boto3.resource('ec2', region_name='us-west-1')
 
-    # Create the default VPC
-    default_vpc = ec2.create_vpc(CidrBlock='172.31.0.0/16')
+    default_vpc = list(ec2.vpcs.all())[0]
+    default_vpc.cidr_block.should.equal('172.31.0.0/16')
     default_vpc.reload()
     default_vpc.is_default.should.be.ok
 
     subnet = ec2.create_subnet(VpcId=default_vpc.id, CidrBlock='172.31.0.0/20', AvailabilityZone='us-west-1a')
     subnet.reload()
-    subnet.map_public_ip_on_launch.should.be.ok
+    subnet.map_public_ip_on_launch.shouldnt.be.ok
 
 
 @mock_ec2
 def test_non_default_subnet():
-    ec2 = boto3.resource('ec2', region_name='us-west-1')
+    vpc_cli = boto.vpc.connect_to_region('us-west-1')
 
-    # Create the default VPC
-    ec2.create_vpc(CidrBlock='172.31.0.0/16')
+    # Create the non default VPC
+    vpc = vpc_cli.create_vpc("10.0.0.0/16")
+    vpc.is_default.shouldnt.be.ok
+
+    subnet = vpc_cli.create_subnet(vpc.id, "10.0.0.0/24")
+    subnet = vpc_cli.get_all_subnets(subnet_ids=[subnet.id])[0]
+    subnet.mapPublicIpOnLaunch.should.equal('false')
+
+
+@mock_ec2
+def test_boto3_non_default_subnet():
+    ec2 = boto3.resource('ec2', region_name='us-west-1')
 
     # Create the non default VPC
     vpc = ec2.create_vpc(CidrBlock='10.0.0.0/16')
@@ -108,10 +119,9 @@ def test_modify_subnet_attribute():
     ec2 = boto3.resource('ec2', region_name='us-west-1')
     client = boto3.client('ec2', region_name='us-west-1')
 
-    # Create the default VPC
-    ec2.create_vpc(CidrBlock='172.31.0.0/16')
+    # Get the default VPC
+    vpc = list(ec2.vpcs.all())[0]
 
-    vpc = ec2.create_vpc(CidrBlock='10.0.0.0/16')
     subnet = ec2.create_subnet(VpcId=vpc.id, CidrBlock='10.0.0.0/24', AvailabilityZone='us-west-1a')
 
     # 'map_public_ip_on_launch' is set when calling 'DescribeSubnets' action
@@ -120,11 +130,15 @@ def test_modify_subnet_attribute():
     # For non default subnet, attribute value should be 'False'
     subnet.map_public_ip_on_launch.shouldnt.be.ok
 
+    client.modify_subnet_attribute(SubnetId=subnet.id, MapPublicIpOnLaunch={'Value': False})
+    subnet.reload()
+    subnet.map_public_ip_on_launch.shouldnt.be.ok
+
     client.modify_subnet_attribute(SubnetId=subnet.id, MapPublicIpOnLaunch={'Value': True})
     subnet.reload()
-
     subnet.map_public_ip_on_launch.should.be.ok
 
+
 @mock_ec2
 def test_modify_subnet_attribute_validation():
     ec2 = boto3.resource('ec2', region_name='us-west-1')
@@ -135,8 +149,10 @@ def test_modify_subnet_attribute_validation():
     with assert_raises(ParamValidationError):
         client.modify_subnet_attribute(SubnetId=subnet.id, MapPublicIpOnLaunch={'Value': 'invalid'})
 
+
 @mock_ec2
 def test_get_subnets_filtering():
+    ec2 = boto.ec2.connect_to_region('us-west-1')
     conn = boto.vpc.connect_to_region('us-west-1')
     vpcA = conn.create_vpc("10.0.0.0/16")
     subnetA = conn.create_subnet(vpcA.id, "10.0.0.0/24", availability_zone='us-west-1a')
@@ -145,7 +161,7 @@ def test_get_subnets_filtering():
     subnetB2 = conn.create_subnet(vpcB.id, "10.0.1.0/24", availability_zone='us-west-1b')
 
     all_subnets = conn.get_all_subnets()
-    all_subnets.should.have.length_of(3)
+    all_subnets.should.have.length_of(3 + len(ec2.get_all_zones()))
 
     # Filter by VPC ID
     subnets_by_vpc = conn.get_all_subnets(filters={'vpc-id': vpcB.id})
@@ -181,9 +197,9 @@ def test_get_subnets_filtering():
     set([subnet.id for subnet in subnets_by_az]).should.equal(set([subnetB1.id]))
 
     # Filter by defaultForAz
+
     subnets_by_az = conn.get_all_subnets(filters={'defaultForAz': "true"})
-    subnets_by_az.should.have.length_of(1)
-    set([subnet.id for subnet in subnets_by_az]).should.equal(set([subnetA.id]))
+    subnets_by_az.should.have.length_of(len(conn.get_all_zones()))
 
     # Unsupported filter
     conn.get_all_subnets.when.called_with(filters={'not-implemented-filter': 'foobar'}).should.throw(NotImplementedError)
diff --git a/tests/test_ec2/test_vpcs.py b/tests/test_ec2/test_vpcs.py
index 8349b8f6f..def2700e3 100644
--- a/tests/test_ec2/test_vpcs.py
+++ b/tests/test_ec2/test_vpcs.py
@@ -21,12 +21,12 @@ def test_vpcs():
     vpc.cidr_block.should.equal('10.0.0.0/16')
 
     all_vpcs = conn.get_all_vpcs()
-    all_vpcs.should.have.length_of(1)
+    all_vpcs.should.have.length_of(2)
 
     vpc.delete()
 
     all_vpcs = conn.get_all_vpcs()
-    all_vpcs.should.have.length_of(0)
+    all_vpcs.should.have.length_of(1)
 
     with assert_raises(EC2ResponseError) as cm:
         conn.delete_vpc("vpc-1234abcd")
@@ -40,14 +40,14 @@ def test_vpc_defaults():
     conn = boto.connect_vpc('the_key', 'the_secret')
     vpc = conn.create_vpc("10.0.0.0/16")
 
-    conn.get_all_vpcs().should.have.length_of(1)
-    conn.get_all_route_tables().should.have.length_of(1)
+    conn.get_all_vpcs().should.have.length_of(2)
+    conn.get_all_route_tables().should.have.length_of(2)
     conn.get_all_security_groups(filters={'vpc-id': [vpc.id]}).should.have.length_of(1)
 
     vpc.delete()
 
-    conn.get_all_vpcs().should.have.length_of(0)
-    conn.get_all_route_tables().should.have.length_of(0)
+    conn.get_all_vpcs().should.have.length_of(1)
+    conn.get_all_route_tables().should.have.length_of(1)
     conn.get_all_security_groups(filters={'vpc-id': [vpc.id]}).should.have.length_of(0)
 
 @mock_ec2
@@ -56,7 +56,7 @@ def test_vpc_isdefault_filter():
     vpc = conn.create_vpc("10.0.0.0/16")
     conn.get_all_vpcs(filters={'isDefault': 'true'}).should.have.length_of(1)
     vpc.delete()
-    conn.get_all_vpcs(filters={'isDefault': 'true'}).should.have.length_of(0)
+    conn.get_all_vpcs(filters={'isDefault': 'true'}).should.have.length_of(1)
 
 
 @mock_ec2
@@ -65,10 +65,10 @@ def test_multiple_vpcs_default_filter():
     conn.create_vpc("10.8.0.0/16")
     conn.create_vpc("10.0.0.0/16")
     conn.create_vpc("192.168.0.0/16")
-    conn.get_all_vpcs().should.have.length_of(3)
+    conn.get_all_vpcs().should.have.length_of(4)
     vpc = conn.get_all_vpcs(filters={'isDefault': 'true'})
     vpc.should.have.length_of(1)
-    vpc[0].cidr_block.should.equal('10.8.0.0/16')
+    vpc[0].cidr_block.should.equal('172.31.0.0/16')
 
 
 @mock_ec2
@@ -76,9 +76,9 @@ def test_vpc_state_available_filter():
     conn = boto.connect_vpc('the_key', 'the_secret')
     vpc = conn.create_vpc("10.0.0.0/16")
     conn.create_vpc("10.1.0.0/16")
-    conn.get_all_vpcs(filters={'state': 'available'}).should.have.length_of(2)
+    conn.get_all_vpcs(filters={'state': 'available'}).should.have.length_of(3)
     vpc.delete()
-    conn.get_all_vpcs(filters={'state': 'available'}).should.have.length_of(1)
+    conn.get_all_vpcs(filters={'state': 'available'}).should.have.length_of(2)
 
 @mock_ec2
 def test_vpc_tagging():
@@ -86,13 +86,12 @@ def test_vpc_tagging():
     vpc = conn.create_vpc("10.0.0.0/16")
 
     vpc.add_tag("a key", "some value")
-
     tag = conn.get_all_tags()[0]
     tag.name.should.equal("a key")
     tag.value.should.equal("some value")
 
     # Refresh the vpc
-    vpc = conn.get_all_vpcs()[0]
+    vpc = conn.get_all_vpcs(vpc_ids=[vpc.id])[0]
     vpc.tags.should.have.length_of(1)
     vpc.tags["a key"].should.equal("some value")
 
@@ -245,7 +244,8 @@ def test_default_vpc():
     ec2 = boto3.resource('ec2', region_name='us-west-1')
 
     # Create the default VPC
-    default_vpc = ec2.create_vpc(CidrBlock='172.31.0.0/16')
+    default_vpc = list(ec2.vpcs.all())[0]
+    default_vpc.cidr_block.should.equal('172.31.0.0/16')
     default_vpc.reload()
     default_vpc.is_default.should.be.ok