Bathyscaphe Trieste
Trieste is a Swiss-designed, Italian-built deep-diving research bathyscaphe, which with its crew of two reached a record maximum depth of about , in the deepest known part of the Earth's oceans, the Challenger Deep, in the Mariana Trench near Guam in the Pacific. On 23 January 1960, Jacques Piccard (son of the boat's designer Auguste Piccard) and US Navy Lieutenant Don Walsh achieved the goal of Project Nekton.
Bathyscaphe
In 1960 "Trieste", carrying Piccard's son Jacques Piccard and Lt. Don Walsh, reached the deepest known point on the Earth's surface, the Challenger Deep, in the Mariana Trench.