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Mountaineer Vanessa O'Brien Has Reached The Highest And Lowest Points On Earth09:48
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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.