Yosemite Valley: A unique place

Geologist Greg Scott talks about the anomalies of Yosemite Valley and how there really isn't another place like it in the world.
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Geologist Greg Scott talks about the anomalies of Yosemite Valley and how there really isn't another place like it in the world.

Yosemite's anniversary: Looking back at 150 years of paradise

May 31, 2014 07:24 PM