Comparing the Different Holes in the Earth - Neatorama
Randall Munroe has posted a chart comparing the earth's holes at xkcd. There's a lot of information, so you will want to see the full-size version here. This might remind you of the ominous depth comparison video from a few years ago, but here you can see how these holes compare next to each other and to sea level. You'll notice some holes that are pretty deep start at higher elevations, and the Jinping Laboratory in China has an impressive hole that doesn't go down at all. The word "oops" made





