What is the oldest national park in the United States?

The oldest national park in the United States is Yellowstone National Park. Established in 1872, Yellowstone is not only the oldest national park in the U.S. but also the first national park in the world. Located primarily in Wyoming, Yellowstone is famous for its geothermal features, including the Old Faithful geyser, hot springs, and bubbling mud pots. The park also boasts a diverse range of wildlife, including bison, grizzly bears, and wolves. Yellowstone’s stunning landscapes, combined with its historical significance, make it one of the most visited national parks in the country.