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.
Alexey Molchanov
Alexey Molchanov is the deepest man in the history of the competitive freediving. He achieved his first world record in 2008 in a pool discipline called Dynamic Apnea, in which he swam 250m underwater with a monofin on one breath. Since then he focused on the depth discipline and began to compete in the open ocean.