Challenger Deep: Quick Facts

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Challenger Deep

Labeled geological cross-section diagram of the Mariana Arc, showing island arc, Mariana Trench, Pacific Plate, old ocean crust, and crustal spreading zones.

Lieutenant Don Walsh and Jacques Piccard inside the cramped control cabin of the bathyscaphe Trieste, surrounded by instruments during the 1960 Mariana Trench exploration.

Challenger Deep, Mariana Trench

Deepsea Challenger

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Topics

Mariana Trench Tonga Trench Philippine Trench Aleutian Trench Peru-Chile Trench Japan Trench Kermadec Trench Kuril Trench Middle America Trench Ryukyu Trench