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Earth · History · Explore · 1926–2026 · 12 of 242 located marks in focus · editorial corpus · no live source connected
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Close ✕Challenger Deep
The deepest known point of the world ocean, a slot-shaped depression at the southern end of the Mariana Trench, named for HMS Challenger which first sounded the area in 1875.
11.4, 142.6 · approximate · geological - present
On the world
- A place in: Descent: Surface to Hadal Zone · 3 places
Lines mark links and orders the records assert; no path between any two places is recorded, and none is drawn.
Connections · 3 of 6
- is contains of Mariana Trench — The Challenger Deep is a slot-shaped depression at the southern end of the Mariana Trench arc.
- extreme point of Hadal Zone — The Challenger Deep is the deepest known point of the hadal zone and of the world ocean.
- is reached of DEEPSEA CHALLENGER — The 2012 solo dive was the first human return to the Challenger Deep floor after 52 years, and produced pressure-derived depths shallower than the 2010 acoustic maximum.
1145 objects · 280 located (1 withheld pending verification) · 865 unlocated · Basemap: Natural Earth (public domain) · marks drawn only from sourced coordinates