On July 12, 2022, Dawn Wright (aka "Deepsea Dawn") became the first and only Black person to dive to the lowest known point on the Earth's seabed, "Challenger Deep".

Hear about her journey down into the Mariana Trench, why she went, and what she found at the bottom that shocked her.

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• Dawn Wright (aka "Deepsea Dawn"): Chief Scientist of the Environmental Systems Research Institute (ESRI) and a professor of Geography and Oceanography at Oregon State University. On July 12, 2022, she became the first and only Black person to dive to "Challenger Deep", which is the deepest known point on the Earth's seabed