Region
United States
Colorado
39
West (U.S.)
27
Colorado River (Colo.-Mexico)
10
Southwest, New
7
Mexico
5
Canada
4
Grand Canyon (Ariz.)
4
Utah
4
Kansas
3
Rocky Mountains
3
Arizona
2
Colorado River Valley (Colo.-Mexico)
2
Illinois
2
Mesa County (Colo.)
2
Missouri
2
New Jersey
2
Rocky Mountains Region
2
Texas
2
Alaska
1
Aspen (Colo.)
1
Camp Hale (Colo.)
1
Cokedale
1
Denver (Colo.)
1
Four Corners Region
1
Gateway
1
Germany
1
Glacier National Park (Mont.)
1
Grand Canyon
1
Grand Junction
1
Grand Junction (Colo.)
1
Grand Teton National Park (Wyo.)
1
Great Salt Lake (Utah)
1
Gunnison
1
Hawaii
1
Massac County (Ill.)
1
Massachusetts
1
Mississippi River Valley
1
Monmouth Battlefield State Park (N.J.)
1
Montana
1
New York (N.Y.)
1
Oklahoma
1
Pacific Coast
1
Picher
1
Putney (Vt.)
1
Rio Grande (Colo.-Mexico and Tex.)
1
Rocky Mountain National Park (Colo.)
1
Salt Lake City (Utah)
1
San Luis Valley (Colo. and N.M.)
1
Southern States
1
more ...