Introduction to Tongtian Cave: Tongtian Cave is located in the Yanwang Palace Cave. At the end of the river bend, it is a huge shaft that passes through the carbonate rock field. It is actually the skylight of the "Yanwang Palace", 370 meters deep and 200 meters wide. rice. The morning sun pours in, dyeing it with various colors together with the magma dripping from the cave roof, intertwining into a beautiful brocade curtain. After crossing the chaos originating from the shaft, the water continues to move forward, passing through a 12-kilometer long underground river and large and small cave halls.
Attraction