This giant karst sinkhole, also called a tiankeng, has plants growing at the bottom in Luoquanyan Village of Xuan'en County, central China's Hubei Province. This is not the sinkhole discovered in Guangxi Zhuang Autonomous Region. (Image credit: Song Wen/Xinhua/Alamy Live News)
A team of Chinese scientists has discovered a giant new sinkhole with a forest at its bottom.
The sinkhole is 630 feet (192 meters) deep, according to the Xinhua news agency, deep enough to just swallow St. Louis' Gateway Arch.
A team of speleologists and spelunkers rappelled into the sinkhole on Friday (May 6), discovering that there are three cave entrances in the chasm, as well as ancient trees 131 feet (40 m) tall, stretching their branches toward the sunlight that filters through the sinkhole entrance.
"This is cool news," said George Veni, the executive director of the National Cave and Karst Research Institute (NCKRI) in the U.S., and an international expert on caves.
"This is cool news," said George Veni, the executive director of the National Cave and Karst Research Institute (NCKRI) in the U.S., and an international expert on caves.
Veni was not involved in the exploration of the cave, but the organization that was, the Institute of Karst Geology of the China Geological Survey, is NCKRI's sister institute. READ MORE...
