The Challenger Deep, the deepest known point in the Mariana Trench, lies about 10,935 meters (35,876 feet) below sea level — deeper than Mount Everest is tall (approximately 8,849 meters / 29,032 feet).
Sources
- The Pacific Ocean—facts and information (nationalgeographic.com)
- How deep is the ocean? - NOAA's National Ocean Service (oceanservice.noaa.gov)
- https://www.cnn.com/2023/06/23/world/mariana-trench-challenger-deep-facts-scn/index.html (cnn.com)
- https://www.history.com/articles/mariana-trench-hms-challenger (history.com)
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