- education.nationalgeographic.org resource/…Yellowstone National Park is a 2,219,789-acre (898,317 hectares) wilderness area maintained by the National Park Service.
- britannica.com place/Yellowstone-National-ParkOverview of Yellowstone National Park, the oldest national park in the United States and home to the greatest concentration of hydrothermal features in the world.
- the-landmark.fandom.com wiki/Yellowstone_National…Yellowstone National Park spans an area of 3,468.4 sq mi (8,983 km2),comprising lakes, canyons, rivers, and mountain ranges.
- pinterest.com wyomingtourism/yellowstone-national…Meet Wyoming artist Ben Roth. To celebrate the 150th anniversary of Yellowstone National Park, Ben collaborated with us to create a commemorative piece.
- legendsofamerica.com wy-yellowstone/Yellowstone, the oldest U.S. National Park, attracts three million visitors yearly to experience its many wonders.
- newworldencyclopedia.org entry/Yellowstone_…Fort Yellowstone, formerly a U.S. Army base, now serves as the administration headquarters for Yellowstone National Park.
- No vacation to Yellowstone is complete until you experience the wild, untamed, majestic eyes of wolves, bear, fox, bison, elk and deer at Yellowstone Safari Park.
- Visit Yellowstone and stay at one of our great Yellowstone area lodging options close to the park's awe-inspiring sites and one-of-a-kind attractions.
- visittheusa.com destination/yellowstone-national-…[Yellowstone National Park is a true beauty, with mountains, rivers and canyons to explore and a whole host of different animals to spot.
- travelwyoming.com places-to-go/destinations/…Yellowstone was named America’s first national park and is home to an incomparable combination of natural beauty, rugged wilderness, and majestic peaks.