diff --git a/moto/ec2/models.py b/moto/ec2/models.py
index ce2e0871..e3a82895 100644
--- a/moto/ec2/models.py
+++ b/moto/ec2/models.py
@@ -2465,7 +2465,7 @@ class EC2Backend(BaseBackend, InstanceBackend, TagBackend, AmiBackend,
             elif resource_prefix == EC2_RESOURCE_TO_PREFIX['reserved-instance']:
                 self.raise_not_implemented_error('DescribeReservedInstances')
             elif resource_prefix == EC2_RESOURCE_TO_PREFIX['route-table']:
-                self.raise_not_implemented_error('DescribeRouteTables')
+                self.get_route_table(route_table_id=resource_id)
             elif resource_prefix == EC2_RESOURCE_TO_PREFIX['security-group']:
                 self.describe_security_groups(group_ids=[resource_id])
             elif resource_prefix == EC2_RESOURCE_TO_PREFIX['snapshot']:
diff --git a/moto/ec2/responses/route_tables.py b/moto/ec2/responses/route_tables.py
index ae9abff4..f583cbbf 100644
--- a/moto/ec2/responses/route_tables.py
+++ b/moto/ec2/responses/route_tables.py
@@ -121,7 +121,16 @@ CREATE_ROUTE_TABLE_RESPONSE = """
          {% endfor %}
       </routeSet>
       <associationSet/>
-      <tagSet/>
+      <tagSet>
+      {% for tag in route_table.get_tags() %}
+        <item>
+          <resourceId>{{ tag.resource_id }}</resourceId>
+          <resourceType>{{ tag.resource_type }}</resourceType>
+          <key>{{ tag.key }}</key>
+          <value>{{ tag.value }}</value>
+        </item>
+      {% endfor %}
+      </tagSet>
    </routeTable>
 </CreateRouteTableResponse>
 """
@@ -172,6 +181,16 @@ DESCRIBE_ROUTE_TABLES_RESPONSE = """
             {% endfor %}
           </associationSet>
          <tagSet/>
+         <tagSet>
+          {% for tag in route_table.get_tags() %}
+           <item>
+             <resourceId>{{ tag.resource_id }}</resourceId>
+             <resourceType>{{ tag.resource_type }}</resourceType>
+             <key>{{ tag.key }}</key>
+             <value>{{ tag.value }}</value>
+           </item>
+          {% endfor %}
+         </tagSet>
        </item>
      {% endfor %}
    </routeTableSet>
diff --git a/tests/test_ec2/test_route_tables.py b/tests/test_ec2/test_route_tables.py
index c6c19912..e31d3412 100644
--- a/tests/test_ec2/test_route_tables.py
+++ b/tests/test_ec2/test_route_tables.py
@@ -418,3 +418,22 @@ def test_routes_vpc_peering_connection():
     new_route.state.should.equal('blackhole')
     new_route.destination_cidr_block.should.equal(ROUTE_CIDR)
 
+
+@mock_ec2
+def test_network_acl_tagging():
+
+    conn = boto.connect_vpc('the_key', 'the secret')
+    vpc = conn.create_vpc("10.0.0.0/16")
+
+    route_table = conn.create_route_table(vpc.id)
+    route_table.add_tag("a key", "some value")
+
+    tag = conn.get_all_tags()[0]
+    tag.name.should.equal("a key")
+    tag.value.should.equal("some value")
+
+    all_route_tables = conn.get_all_route_tables()
+    test_route_table = next(na for na in all_route_tables
+                            if na.id == route_table.id)
+    test_route_table.tags.should.have.length_of(1)
+    test_route_table.tags["a key"].should.equal("some value")
\ No newline at end of file