Subject
Trails
Hiking
4
Outdoor recreation
4
Grand Canyon National Park (Ariz.)
3
Public lands Recreational use
3
Cliff-dwellings
1
Coronado National Memorial (Ariz.)
1
Mazatzal Wilderness (Ariz.)
1
Public lands
1
Salado culture
1
Superstition Wilderness (Ariz.)
1
Tonto Basin (Ariz.) History
1
Tonto National Forest (Ariz.)
1
Tonto National Monument (Ariz.)
1
West (U.S.) Discovery and exploration
1
Wilderness areas
1