城市名单 - États-Unis - 钥匙 - 结构（高架桥、桥梁、隧道、大坝等）。

• Bahia Honda Key 1
• Islamorada 1
• Key West 1
• Knight'S Key 1
• Marathon Key 1

• Big Coppit Key 0
• Big Pine Key 0
• Dry Tortugas National Park - Fort Jefferson 0
• Gopher Keys 0
• Great White Heron National Wildlife Refuge 0
• Key Colony Beach 0
• Key Largo 0
• Key West National Wildlife Refuge 0
• Little Duck Key 0
• Little Palm Island 0
• Little Torch Key 0
• Looe Key 0
• Pigeon Key 0
• Sugarloaf Key 0