VIDEO: 'At 30,000ft we heard a crack'
Friday, February 24, 2012 - 06:00
in Earth & Climate
Don Walsh recounts his experience of diving to the deepest part of the ocean, the Challenger Deep, 11km down.
Updated by artificial intelligence Sat, 3 Jan 2026, 15:40:35 UTC Learn more
- Tell your friends
- Get science news via