Two journalists traverse the Grand Canyon by foot, hoping this 750-mile walk will help them better understand one of America's most revered landscapes and the threats poised to alter it forever.

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1983
7.9/10

An Inconvenient Truth
2006
6.9/10

Naqoyqatsi
2002
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Unknown: The Lost Pyramid
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180° South
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All the Empty Rooms
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The Year Earth Changed
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A Beautiful Planet
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Fireball: Visitors from Darker Worlds
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Avatar: The Deep Dive - A Special Edition of 20/20
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That Sugar Film
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Gasland
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Mountain
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Breaking Boundaries: The Science of Our Planet
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Shark Whisperer
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6.7/10

Howard
2018
6.8/10

Dancing with the Birds
2019
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The Devil and Daniel Johnston
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7.7/10
Jaguars of the Pantanal
2016
7/10