

Great Natural Monuments - Grand Canyon
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Episode #102
Season 1 Episode 102 | 52m 43s | CC
After four days of navigating the Grand Canyon, Karl and Laura arrive at the places that tell the story of the formation of the American continent and elucidate the incredible moment when the Earth was a giant snowball. They cross the wildest rapids brought about by the clash between the Colorado River and the ancient rocks of the Grand Canyon. And they solve the enigma of its formation.