File:Bathyscaphe Trieste with USS Lewis (DE-535) over the Marianas Trench, 23 January 1960 (NH 96797).jpg

Commons Public Domain Mark 1.0falsefalse English U.S. Navy Bathyscaphe Trieste applies to jurisdiction: United States of America determination method:

Trieste, a deep-diving research vessel, to the deepest-known part of the earth's oceans, the Challenger Deep in the Marianas Trench near Guam on Jan.