Her Moments on X: "Working across three decades, Soviet scientists dug the deepest hole on planet Earth. But tens of thousands of feet down, they stumbled across an unusual sight that made
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Drilling the Deepest Hole in The World Was Extremely Hard | by Sean Kernan | Lessons from History | Medium
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Viral photo shows second-deepest open-pit mine in world, not scary attempt to reach 'through Earth's crust' - Africa Check
Daily Memes - World's Deepest man made hole Kola Superdeep borehole(Russia) is the deepest hole in the world. It was the soviet union project to reach the deepest point of the earth.
Earth Observatory of Singapore - At just nine inches in diameter, the Kola Superdeep Borehole is the deepest hole that humans have ever dug. It took 20 years to drill to a
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