Deep in the Arctic Circle, in Russia, lies the deepest hole ever dug which was once called 'the entrance to hell'. The Kola Superdeep Borehole is the deepest manmade hole, and deepest artificial ...

The drilling began on May 24, 1970, in Russia’s Kola Peninsula and continued ... as the Soviet Union had the ambition to create the deepest man made hole ever. Despite going so deep, the ...

We already knew that Russia was in the midst of an incredibly deep investigation into the origins of a strange hole that was found in a part of its Soyuz space vehicle earlier this year.

It's an underwater sinkhole, known as a "blue hole" – and is believed to be the deepest of its kind. The giant hole is 498 feet wide and was only discovered by a diver in 2003. Read more on ...

Report shows numerous holes in fuselage of doomed plane Thirty-eight people were killed in Dec. 25 crash Azerbaijan says Russia accidentally fired at plane Source says Baku has fragment of Russian ...