Oklahoma is made up of mostly flat plains, dotted with rolling hills and low mountains. The state has three mountainous areas: the low, granite Arbuckle and Wichita Mountains, and the sandstone peaks of the more famous Ouachita Mountains.
The editors at Backpacker have created an extensive collection of popular trails and trips for hiking and backpacking Oklahoma.
Nature and Old West history meet.
Watch for bison, elk and other migratory species on this easy 3.7-mile lollipop loop through oak forests and grassland in southwest Oklahoma's Wichita Mountain Wildlife Refuge.