List of people who descended to Challenger Deep
Challenger Deep (CD) is the deepest known point in the Earth's seabed hydrosphere, a slot-shaped valley in the floor of Mariana Trench, with depths exceeding 10,900 meters. It is located in the Federated States of Micronesia.
Source: Wikipedia — List of people who descended to Challenger Deep (CC BY-SA 4.0)