China's Massive Sinkhole Xiaozhai Tiankeng Could Swallow Skyscrapers
The Xiaozhai Tiankeng in China is the world's largest sinkhole and appears from the air like a giant hole in the Earth's surface. With impressive dimensions and a depth that could conceal skyscrapers, this natural phenomenon is spectacular and is often described as large enough to engulf entire buildings. The phenomenon attracts significant scientific and tourist attention.