National Parks Exploration Series: Yellowstone

*N/A

Status

Released

Production

Unknown

Aired

2011-12-01

National Parks Exploration Series: Yellowstone

On March 1, 1872 President Ulysses S. Grant signed into existence the world's first national park, Yellowstone National Park. The 2.2 million acres of wilderness is the only complete mid-latitude ecosystem left on the planet.