Discover this awe-inspiring sinkhole in China! Learn about its breathtaking size and why it's a must-see natural wonder for adventurers and nature lovers.

NANNING, Jan. 16 (Xinhua) -- Chinese researchers have discovered a new Polygalaceae species that has potential medicinal value in south ... karst regions, and underscores the critical role of ...

Most of us associate sinkholes with frightening abysses, but in China ... piece for The UNESCO Courier, Jianmin further ...