Way Off facts · 🌍 Planet Earth
How deep is the deepest hole humans have ever drilled, in metres?
12,262
metres
12 km — only 0.2% of the way to the centre of the Earth. The rock at the bottom was 180°C.SOURCEKola Superdeep Borehole
Scale check: 12,262 is roughly a lower-league football crowd.
Would you have guessed? You'll be way off.
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