Grand Canyon National Park

Arizona

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Toroweap Overlook, Grand Canyon National Park

Toroweap Overlook; Grand Canyon National Park, Arizona.  Photo by Ken Lund/Flickr (Use Permitted with Attribution/Share Alike).

Grand Canyon National Park

The National Park Service protects the wonder and majesty of the Grand Canyon, whose size alone is overwhelming; 277 river miles long, up to 18 miles wide, and a mile deep! Laid bare in the rocks of the Grand Canyon are the last two billion years of Earth's history.

Arizona

Videos

Grand Canyon National Park of Arizona, USA - Nat Geo Documentary