National Parks Exploration Series: Yellowstone
Yellowstone National Park was established on March 1, 1872, when President Ulysses S. Grant signed the world's first national park into existence, encompassing 2.2 million acres of untouched wilderness.

Yellowstone National Park was established on March 1, 1872, when President Ulysses S. Grant signed the world's first national park into existence, encompassing 2.2 million acres of untouched wilderness.
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Originally Released: United States, Dec 01, 2011