Can you dig it? The Kola Super Deep Bore Hole

Ever wondered what the deepest man made hole on Earth is? Wonder no more: it's the 7.5 mile deep Kola Super Deep Bore Hole located in Russia's Kola Peninsula. Here's a video with specifics on the hole and why it was dug in the first place:



The Kola Peninsula is an area of land in the far northwest region of Russia: Kola Peninsula (wikipedia)