The flaming phenomenon in the Central Asian desert is both an industrial accident and a tourist attraction. Is it worth the risk to turn it off? A tour guide sets settles in before the glow of Darvaza ...

An enormous sinkhole has swallowed snow and left skiers stunned in central Russia, after it opened near a popular resort. Dubbed the ‘Gate to Hell’, local media has reported the huge 30-mile-wide ...

An enormous sinkhole, described as a "gate to hell" by local media, has opened up close to one of Russia's most popular ski resorts. The 100-foot-wide crater formed above an iron-ore mine in Sheregesh ...

A permafrost 'megaslump' in Siberia that's also known as the 'gate to hell' is expanding because of climate change, according ...