Arizona's 25 Must-Visit Attractions

10 Visit the Petrified Forest National Park

Arizona's Petrified Forest National Park is famous for its colorful terrain and, of course, its petrified wood. People who visit the park enjoy hiking, backpacking, and photography. The fossils of the fallen trees date back millions of years and are the backdrop of the area's unique landscapes. The park encompasses about 230 square miles of land, so there's plenty to explore.

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