U.S. National Park Service

First published on EOL over 1 year ago; Last updated over 1 year ago;
http://www.nps.gov/

About U.S. National Park Service

Since 1916, the American people have entrusted the National Park Service with the care of their national parks. With the help of volunteers and park partners, the National Park Service is proud to safeguard nearly 400 places and to share their stories with more than 275 million visitors every year.

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