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The bathyscaphe USS Trieste breaks a depth record by descending to 10,911 metres (35,797 ft) in the Pacific Ocean.

Historical image related to The bathyscaphe USS Trieste breaks a depth record by descending to 10,911 metres (35,797 ft) in the Pacific Ocean. from January 23, 1960

Related Wikipedia articles

Bathyscaphe

Free-diving self-propelled deep-sea submersible

A bathyscaphe is a free-diving, self-propelled deep-sea submersible, consisting of a crew cabin similar to a Bathysphere, but suspended below a float rather than from a surface cable, as in the classic Bathysphere design.
Source: Wikipedia (CC BY-SA)

Trieste (bathyscaphe)

Deep sea scientific submersible

Trieste is a Swiss-designed, Italian-built deep-diving research bathyscaphe. In 1960, it became the first crewed vessel to reach the bottom of Challenger Deep in the Mariana Trench, the deepest point in Earth's seabed. The mission was the final goal for Project Nekton, a series…
Source: Wikipedia (CC BY-SA)