The Xiaozhai Tiankeng stands as the textbook example of what happens when karst processes are given perfect working ...

The Xiaozhai Tiankeng, often called the “Heavenly Pit,” stands as the planet’s largest and deepest known sinkhole. This ...

These enormous geoglyphs—etched into Peru’s desert plains—are only fully visible from the sky. Depicting hummingbirds, monkeys, and geometric patterns, the lines have puzzled researchers for decades.

An illustration of a magnifying glass. An illustration of a magnifying glass.

Famed as the world’s deepest sinkhole, the Xiaozhai Tiankeng in China’s Fengjie County is a naturally impressive sight. Although it did not form abruptly to devour any neighborhood, its colossal ...

It is located in China’s southwestern karst landscape and is now one of 30 such holes known as “tiankeng” – which translates ...

The birds then disperse the seeds. Though The Eagle is deep, it doesn’t compare to the largest sinkhole in the world, Xiaozhai Tiankeng. This massive sinkhole is 2,172 feet deep and found in Chongqing ...

9 meters to 609 meters) — both in width and depth. The largest known sinkhole in the world is in China. Called the Xiaozhai tiankeng, it is almost 2,200 feet (670 meters) deep! Sinkholes that form in ...

Xiaozhai Tiankeng, a giant sinkhole in Chongqing, China. Credit: Brookqi / Public Domain A giant sinkhole in Leye County, Guangxi province, South China, is astonishing scientists with its hidden ...

For thousands of years, this “heavenly pit” or “tiankeng”, in Mandarin, was unexplored. People feared demons and ghosts hiding in the mists which swirled up from the depths. But drones and ...

The world's largest sinkhole is Xiaoxhai Tiankeng in south-western China. With a depth measuring 660 metres, researchers believe it was formed more than 128,000 years ago.