Protecting the civilians in Kinmen from the mainland Chinese invasion are a series of long tunnels built by the civil defense during the 1970. They’re spread all throughout the island, but in Jincheng you can take a walking tour underground
Protecting the civilians in Kinmen from the mainland Chinese invasion are a series of long tunnels built by the civil defense during the 1970. They’re spread all throughout the island, but in Jincheng you can take a walking tour underground