| ▲ | jadbox 5 hours ago | |
Did you not scroll over to see the even more massive Kola Superdeep Borehole? | ||
| ▲ | lambdaone 5 hours ago | parent | next [-] | |
Yes, but there aren't any people in that one. | ||
| ▲ | troupo 5 hours ago | parent | prev [-] | |
> even more massive Kola Superdeep Borehole? Kola Superdeep Borehole is not massive. It's a small cylindrical hole in the ground: https://en.wikipedia.org/wiki/Kola_Superdeep_Borehole#/media... Mponeng is a massive continuously commercially operating mine with 5k workers | ||
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