A massive sinkhole in China, home to an ancient forest, could harbour species yet to be discovered. In 2022, Chinese scientists in the Guangxi Zhuang Autonomous Region uncovered the 630-foot-deep ...

The South China Karst region is geologically so unique that it has been named a UNESCO World Heritage Site. It is filled with sinkholes that contain their own forests, rivers, and ecosystems ...

It contains the most significant types of karst landforms, including tower karst ... Wulong Karst has been inscribed for its giant dolines (sinkholes), natural bridges and caves. Description is ...