Happy 100th Birthday! US National Parks in Photos

Glacier National Park

Fall Leaves at Glacier National Park

(Image credit: National Park Service)

On May 11, 1910, Glacier National Park in Montana was created.

Grand Canyon National Park

Grand Canyon from Hopi Point

(Image credit: National Park Service.)

Grand Canyon National Park was established by Congress in Arizona on February 26, 1919.

Grand Teton National Park

national parks, teton range

(Image credit: D. Lehle, National Park Service)

Grand Teton National Park in Wyoming was established on February 26, 1929.

Great Basin National Park

Great Basin National Park Night Sky

(Image credit: National Park Service)

Established in 1986, Great Basin National Park is situated in east-central Nevada.

Great Sand Dunes National Park

national parks, colorado

(Image credit: U.S. Department of the Interior)

On September 13, 2004, Congress established Great Sand Dunes National Park in southern Colorado.

Great Smoky Mountains National Park

Great Smoky Mountains National Park

(Image credit: National Park Service)

In order to preserve the Appalachian mountains of North Carolina and Tennessee, Great Smoky Mountains National Park was established on June 15, 1934.

Guadalupe Mountains National Park

Guadalupe Mountains.

(Image credit: NPS.)

Guadalupe Mountains National Park in Texas was officially established on September 30, 1972.

Haleakalā National Park

Haleakalā National Park anniversary

(Image credit: NPS)

On Maui, in Hawai'i, Haleakalā National Park preserves the beauty of the islands. The park was established on July 1, 1961.

Hawaiʻi Volcanoes National Park

eruption at Kilauea volcano

(Image credit: USGS)

Congress established the Hawaiʻi Volcanoes National Park on August 1, 1916.

Hot Springs National Park

Waterfall at Hot Springs National Park.

(Image credit: Zack Frank / Shutterstock.com)

Hot Springs National Park in Garland County, Arkansas, was established on April 20, 1832 as a reservation. The National Park designation did not occur until March 4, 1921.

Live Science Staff
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