How the Earth Was Made S02E05 - Yosemite

Episode Overview

Stretching across California, the Sierra Nevada is home to one of the world’s most breathtaking landscapes: Yosemite Valley. Encircled by massive 3,000-foot granite walls and built from some of the hardest rock known, it shelters legendary formations like El Capitan and Half Dome. But for over a century, geologists have fiercely debated how this extraordinary valley came to be—was it sculpted by colossal glaciers, or torn open by a violent rupture deep within the Earth?

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