Kola Superdeep Borehole Bottom
Dec. 26, 2024
Kola Superdeep Borehole – Murmansk, Russia - Atlas Obscura How Deep Is the Deepest Hole in the World? - Scientific American Mixture Scientists Dug the Deepest Hole But Something Broke Their Drill - YouTube Why Did the Russians Seal Up the Kola Superdeep Borehole? | HowStuffWorks A series of pictures taken at the Kola Superdeep Borehole, a 1970 Soviet research project. Around 11,660 metres of depth, the machinery broke down and a special camera was sent in, taking | Kola Superdeep Borehole Bottom