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Challenger Deep

2:05

Long Way Down: Mariana Trench | National Geographic

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Mariana Trench | The Deepest & Most Unexplored Place On The Planet

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Discovery Channel Deepsea Challenge: Marianas Trench Discovery Documentary

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Mariana Trench: Record-breaking journey to the bottom of the ocean - BBC News

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Challenger Deep video

The Challenger Deep is the deepest known point of the seabed of Earth, with a depth of 10,902–10,929 m (35,768–35,856 ft) by direct measurement from deep-diving submersibles, remotely operated underwater vehicles and benthic landers, and (sometimes) slightly more by sonar bathymetry.