The Sierra Nevada Yellow-legged frogs were almost wiped out of Yosemite National Park. But these scientists mounted a wildlife comeback.
The Horsetail Fall 'Firefall' is a celebrated event in Yosemite. See the beauty for yourself by visiting El Capitan this ...
More than 300 million visitors explored America’s national parks last year, from Acadia in Maine to Zion in Utah.
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