Karl Karlstrom and Laura Crossey begin their descent to the Colorado River and tackle hundreds of rapids to unveil the mysteries held in the Grand Canyon, and the place humans occupy within it.
Broadcast In: English Duration: 0:52:03 4:00pm - Monday, August 24, 2026
Great Natural Monuments - Grand Canyon
1 of 2 #101
IDAHO
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Additional Airings
7:00pm, 08/25/2026
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PLUS
11:00pm, 08/25/2026 | PLUS
11:00pm, 08/25/2026 | PLUS
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