In Mandarin Chinese, the word "tiankeng" directly translates as "heavenly pit" or "sky hole," a phenomenon known as a ...

Son Doong, the world's largest cave in central Vietnam, ranks among the world's most surreal destinations, according to U.K.

A motorcyclist was found dead after vanishing into a massive sinkhole in South Korea’s largest city. The sinkhole, estimated to be around 65 feet wide and 65 feet deep, opened up at an ...

According to local media, the motorcyclist who vanished into the sinkhole in South Korea's Seoul died 18 hours after the incident. A giant sinkhole that abruptly appeared in the middle of a busy ...

SEOUL, South Korea — A motorcyclist who fell into a cavernous sinkhole that opened on a Seoul street was found dead after an overnight search, officials in South Korea’s capital said Tuesday.

SEOUL, March 25 (Reuters) - A motorcyclist who had plunged into a 20-metre (65.62 ft) deep sinkhole in South Korea's capital Seoul was found dead on Tuesday, a rescue official said, while the ...