Region
Albany County
1
Anaconda Range
1
Arizona
10
Atlantic Coast (Canada)
1
Atlantic Coast (U.S.)
1
Beaverhead County
1
Bighorn Basin (Mont. and Wyo.)
1
Boulder County
1
Bradshaw Mountains
1
British Columbia
1
Broadwater County
1
Burlington Mine (Colo.)
1
California
2
Canyonlands National Park
1
Carbon County
1
Chaffee County
2
Champlain Valley
1
Cochise County
2
Colorado
26
Colorado Plateau
3
Copper Mountain
1
Crazy Mountains (Mont.)
1
Crazy Mountains Region
1
Crestone Park Area
1
Cuddy Mountains
1
Cumberland Pass area
1
Custer County
3
Death Valley (Calif. and Nev.)
1
Diablo, Mount
1
Dixie Valley
1
Dolores County
1
Eagle County
1
Elkhead Mountains (Colo. and Wyo.)
1
Emery County
1
Fremont County
2
Gallatin County
1
Graham County
1
Gunnison County
2
Hidalgo County
2
Horseshoe Hills (Mont.)
1
Huerfano County
1
Humboldt Range
1
Humboldt Range (Nev.)
1
Idaho
1
Italian Mountain (Gunnison County)
1
Jamestown (Colo.)
1
Jamestown Region
1
Kansas
3
Lake City area
1
Larimer County
1
more ...