Best Tiankeng
The Wulong Karst landscape of Chongqing, China showcases dramatic karst formations sculpted by water erosion over millions of years. Designated a UNESCO World Heritage Site, it features extensive tiankeng – deep vertical limestone valleys – and impressive arches. This area is significant for its geo...
Dashiwei Tiankeng is a massive geological sinkhole located in Leye County, Guangxi, China. It measures over 600 meters in width and depth, making it one of the largest tiankengs, or giant dolines, in the world. The steep vertical limestone walls enclose a unique, isolated forest ecosystem at its bas...
Xiaozhai Tiankeng, located in Chongqing, China, is a massive collapse sinkhole known as a tiankeng. Measuring approximately 662 meters deep and 511 meters wide, it is recognized as one of the largest and deepest sinkholes in the world. The depression was formed by the continuous collapse of a subter...
