List of national parks of the United States National parks National parks

| Name_ | Location_ | Date_established | Area | Description_ |
|---|---|---|---|---|
| Yellowstone | Wyoming, Montana, Idaho , 44°36′N 110°30′W﻿ / ﻿44.60°N 110.50°W | March 1, 1872 | 2,219,790.71 acres (8,983.2 km2) | Situated on the Yellowstone Caldera, the first national park in the world has vast geothermal areas such as hot springs and geysers, the best-known being Old Faithful and Grand Prismatic Spring. The yellow-hued Grand Canyon of the Yellowstone River has numerous waterfalls, and four mountain ranges run through the park. There are almost 60 mammal species, including the gray wolf, grizzly bear, lynx, bison, and elk. |
| Yosemite | California , 37°50′N 119°30′W﻿ / ﻿37.83°N 119.50°W | October 1, 1890 | 761,266.19 acres (3,080.7 km2) | Yosemite has towering cliffs, waterfalls, and sequoias in a diverse area of geology and hydrology. Half Dome and El Capitan rise from the central glacier-formed Yosemite Valley, as does Yosemite Falls, North America`s tallest waterfall. Three Giant Sequoia groves and vast wilderness are home to diverse wildlife. |
| Zion | Utah , 37°18′N 113°03′W﻿ / ﻿37.30°N 113.05°W | November 19, 1919 | 146,597.60 acres (593.3 km2) | This geologically unique area has colorful sandstone canyons, high plateaus, and rock towers. Natural arches and exposed formations of the Colorado Plateau make up a large wilderness of four ecosystems. |