Home LifeThe Deepest Hole Ever Dug Has Been Sealed Forever and You Won’t Believe Why Mary Templeton6 years ago6 years ago01 mins 9 Even though the company never found oil, they spent five years trying to dig the deepest hole known to man. They lost to the Kola boreholes in 1979. These holes were 39,000 deep and only 9 inches wide. Pages: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Post navigation Previous: These Dogs Are So Ugly, But Still Kind of CuteNext: This 13-Year-Old Built an Entire House for Himself
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