The deepest point of the Mariana Trench is called The Challenger
Deep , so named after the British exploration vessel
HMS Challenger II , and it is located 210 miles south-west of Guam. This depth was
reached in 1960 by the Trieste, a manned submersible owned by the
In order to better illustrate the actual depth of the Mariana Trench, consider the following; if Mount Everest, which is the tallest point on earth at 8,850 meters (29,035 feet), were set in the Mariana Trench, there would still be 2,183 meters (7,166 feet) of water left above it.