Mariana Trench, Mt. Everest and Depths of Travel

Published: March 25, 2021, 12:35 a.m.

On January 23, 1960, at a little after one in the afternoon, two men seated on small stainless steel boxes inside a forged steel-alloy cabin, settled gently onto a patch of ivory-coloured silt on the floor of the Mariana trench. At a depth of 35,800 feet,