'The lakes are alive again': These frogs are back from near extinction
The Sierra Nevada Yellow-legged frogs were almost wiped out of Yosemite National Park. But these scientists mounted a wildlife comeback.
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The "Sahara Of America" Is The Most Underrated National Park In The U.S.
This underrated gem offers towering dunes, alpine forests, and star-filled skiesan unforgettable mix of adventure and beauty for all ages.