Region
United States
25
Colorado
4
New Mexico
4
Utah
4
Northwest, Pacific
3
Rocky Mountains
3
Southwest, New
3
West (U.S.)
3
Arizona
2
Australia
2
Canada
2
Earth (Planet)
2
England
2
Great Basin
2
Great Britain
2
Hawaii
2
North America
2
Southern States
2
Africa, Northwest
1
Antarctic Peninsula
1
Antarctica
1
Baja California (Mexico : Peninsula)
1
Baja California (Peninsula)
1
Blue Ridge
1
Blue Ridge (Va.)
1
California
1
Canada, Western
1
Columbia Plateau
1
Columbia River
1
Columbia River Valley
1
Edinburgh
1
Emery County
1
Europe
1
Everglades
1
Everglades (Fla.)
1
Florida
1
France
1
Galveston
1
Galveston (Tex.)
1
Grand Mesa
1
Grand Mesa (Colo.)
1
Great Plains
1
Harding County
1
Hawaii Island
1
Hawaii Island (Hawaii)
1
India
1
Indiana
1
Kilauea Volcano (Hawaii)
1
Laurentia (Continent)
1
Markagunt Plateau (Utah)
1
more ...