The world's first national park, Yellowstone National Park, was established on March 1, 1872 by President Ulysses Grant. Forty-four years later, on August 25, 1916, the National Park Service was established by Congress. Today there are fifty-eight Nationa
Yellowstone National Park in northern Wyoming, our country's first National Park, is known for its spectacular geothermal wonders: mud pots, steam vents, hot springs, and roaring geysers. Every year the park accommodates more than four million visitors, y