San Wang Dong Cave

67 825 m long cave with some of the most impressive cave passages and rooms in the world. Cloud Ladder House is the seventh largest cave room in the world, it has its own clouds.

Qingkou tiankeng and waterfalls

The most impressive erosion tiankeng, with several waterfalls falling into it, vertical walls. Up to 295 m deep, up to 250 m wide, volume 9.2 million m³. The giant Er Wang Dong cave starts here.

Niubizi tiankeng (Niubidong)

An enormous pit, one of Qingkou tiankengs. In this impressive sinkhole starts the 42 km long Er Wang Dong cave.

Xiaozhai tiankeng

World's deepest sinkhole - Xiaozhai tiankeng, with tourist route visible

Largest sinkhole (tiankeng) in the world, up to 662 meters deep, 625×535 meters across.