Mountaineer Vanessa O'Brien Has Reached The Highest And Lowest Points On Earth09:48
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June 24, 2020

Vanessa O'Brien during her journey to the Challenger Deep in the Pacific Ocean's Mariana Trench. (Photo by Enrique Alvarez)

Vanessa O'Brien has climbed the tallest mountains on the earth. She's also just completed the journey into the deepest place on Earth: the Challenger Deep in the Pacific Ocean's Mariana Trench.

Host Jeremy Hobson talks to her about the expedition.

This segment aired on June 24, 2020.

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