Happy 100th Birthday! US National Parks in Photos

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Shenandoah National Park

shenandoah National park national park service

(Image credit: National Park Service)

Theodore Roosevelt National Park

Theodore Roosevelt National Park national park service

(Image credit: National Park Service)

In 1947, the Theodore Roosevelt National Park in North Dakota was established by President Truman; it is the only National Memorial Park ever created.

Virgin Islands National Park

Virgin Islands National Park anniversary

(Image credit: NPS)

Virgin Islands National Park, comprised of the majority of two islands, was created on Aug. 2, 1956.

Voyageurs National Park

Voyageurs National Park national park service

(Image credit: National Park Service)

Voyageurs National Park in Minnesota was established on April 8, 1975.

Wind Cave National Park

Wind Cave National Park anniversary

(Image credit: NPS)

In western South Dakota, a unique environment created what was recognized on Jan. 9, 1903, as the Wind Cave National Park.

Wrangell-St. Elias National Park and Preserve

biggest national park

(Image credit: National Park Service)

On Dec. 2, 1980, the largest National Park in America — consisting of 13.2 million acres — was brought into existence: Wrangell-St. Elias National Park and Preserve in Alaska.

Yellowstone National Park

old faithful

(Image credit: NPS.)

America's first National Park, established in 1872, is Yellowstone National Park in Wyoming.

Yosemite National Park

national parks adventure imax

(Image credit: Courtesy of MacGillivray Freeman Films. Photographer: Barbara MacGillivray. Copyright VisitTheUSA.com)

Yosemite National Park was founded on Oct. 1, 1890, in the State of California.

Zion National Park

the sentinel in zion canyon

(Image credit: NPS)

Congress set aside the land for Zion National Park in Utah on Nov. 19, 1919.

Live Science Staff
Live Science Staff
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