Arches National Park: A visitor's guide

To celebrate the National Park Service's 100th anniversary this August, USA TODAY will be highlighting one national park per week in a countdown to the centennial on August 25th. From 1,238 square miles of desert oasis in Joshua Tree National Park to the 1.5 million acres of watery grasslands that is Everglades National Park, we now turn to the scenic geological wonders of Arches National Park. Take a virtual trip through Arches National Park in video and photos, then read up on tips for visiting.