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Yosemite's ultra-deep canyon may have been carved in part by a ghost volcano and river, provocative research suggests
A provocative new hypothesis suggests that Yosemite Valley was carved by an ancient volcano and a disappearing river, both of which have long since eroded away. Geologists have long debated why ...
In just under 2,000 miles, you can visit all nine of California's national parks. It's a scenic road trip exploring the state ...
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