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Colorado Prospector - Gem and mineral prospecting and mining forums _ Off Topic _ How deep have humans dug down?

Posted by: Skygazer Feb 13 2018, 11:16 AM

I was searching around on Youtube last night and found a cool video that i thought would fit very well on the forums, and i thought it was an entertaining little video.

https://www.youtube.com/watch?v=E39GIysMevQ


Posted by: EMac Feb 13 2018, 08:01 PM

That was interesting! thumbsupsmileyanim.gif

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