Tunnels in Asia
Travelers are voting Japanese Tunnel, Cu Chi Tunnels and Vinh Moc Tunnels as the best of 41 tunnels in Asia. Also popular are Khao Nam Khang Historic Tunnel in Thailand, Tokyo Bay Aqua-Line in Japan and Chin Swee Tunnel in Singapore. Want more? Check out our map of tunnels in Asia or these 6 tunnels in India.