Region
Arizona
California
12
Grand Canyon
12
Grand Canyon National Park
12
Colorado River (Colo.-Mexico)
9
Mohave County
9
Coconino County
7
New Mexico
7
Coconino National Forest
6
Nevada
6
Tucson
6
Utah
6
Buenos Aires National Wildlife Refuge (Ariz.)
5
Yavapai County
5
Buenos Aires National Wildlife Refuge
4
C.C. Cragin Dam (Ariz.)
4
C.C. Cragin Reservoir (Ariz.)
4
Coconino National Forest (Ariz.)
4
Colorado
4
United States
4
Agua Fria National Monument (Ariz.)
3
Chiricahua National Monument
3
Chiricahua National Monument (Ariz.)
3
Glen Canyon Dam (Ariz.)
3
Kaibab National Forest (Ariz.)
3
Montezuma Castle National Monument
3
Montezuma Castle National Monument (Ariz.)
3
Pima County
3
Prescott National Forest
3
Saguaro National Park
3
Saguaro National Park (Ariz.)
3
Texas
3
Washington (State)
3
Bisbee
2
Black Mesa (Navajo County and Apache County)
2
Cochise County
2
Coronado National Memorial
2
Coronado National Memorial (Ariz.)
2
Faraway Ranch (Ariz.)
2
Flagstaff
2
Flagstaff Region
2
Fort Huachuca
2
Grand Canyon-Parashant National Monument (Ariz.)
2
Idaho
2
Kaibab National Forest
2
La Paz County
2
Montana
2
Navajo National Monument
2
Oregon
2
Prescott National Forest (Ariz.)
2
more ...