The Deepest Hole Ever Dug: Exploring the Kola Superdeep Borehole Imagine a hole so deep that it pierces through layers of Earth’s crust, reaching depths no human has ever explored before. This is the reality of the Kola Superdeep Borehole, a remarkable feat of engineering that holds the title of the deepest hole ever dug … Continue reading The Deepest Hole Ever Dug: Exploring the Kola Superdeep Borehole More