The National Park Service turns 100 years old on August 25. To celebrate, all of the national parks are free through the weekend. Special events at parks around the U.S. will celebrate the anniversary. President Woodrow Wilson created the National Park Service on August 25, 1916. Thanks to the celebration, visits to national parks around the U.S. are up over three percent in 2016.
The National Park Service Turns 100
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The National Park Service manages more than just parks, it governs monuments like the Jefferson Memorial in Washington, D.C.
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Ingrid Forsmark kayaks on Kintla Lake in Glacier National Park, Montana.
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Hikers look up at a fast moving storm as it makes its way through Zion National Park outside of Springdale, Utah. Many of the country's most prominent national parks, including Grand Canyon, Yellowstone and Zion, set new visitation records in 2015.
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Doris Morgan, of Tampa, Florida, tires to dislodge the Bubble Rock near the summit of South Bubble Mountain in Acadia National Park near Bar Harbor, Maine.
