Question

Apart from Mariana Trench is there any place on Earth's terrain which reaches a depth of the challenger deep or more?

Answer 1

The Challenger Deep is the deepest known point in the Earth's seabed hydrosphere, with a depth of 10,898 to 10,916 m (35,755 to 35,814 ft) by direct measurement from submersibles and slightly more by sonar bathymetry