On this day in 1916, Congress created the National Park Service as a way to preserve America’s gorgeous public lands and historical sites. To celebrate its 99th birthday, the National Park Service is waiving entrance fees at all parks.
So put on your virtual hiking boots and check out some images of what you can explore on Tuesday courtesy of the Department of the Interior Instagram and its user-submitted photo site, Share The Experience.
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Source : HuffingtonPost.Com