TWIL #5

Every week, I share something I learned in the previous seven days.
TWIL #5
Photo by Kurt Cotoaga / Unsplash

Every week, I share something I learned in the previous seven days.

This week, I learned that someone dug a hole that is 12km deep. To put that in context, Mount Everest is 8.84km high.

Kola Superdeep Borehole - Wikipedia

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