Region
United States
108
Ireland
6
California
5
Earth (Planet)
5
Africa
4
West (U.S.)
4
Brazil
3
Colorado
3
Greece
3
New York
3
New York (State)
3
North America
3
Spain
3
Arizona
2
Europe
2
Germany
2
Ghana
2
Latin America
2
Mexican-American Border Region
2
New York (N.Y.)
2
Southwest, New
2
Texas
2
Africa, North
1
Andes Region
1
Arches National Park
1
Arches National Park (Utah)
1
Argentina
1
Art
1
Canada
1
China
1
Colorado River Watershed (Colo.-Mexico)
1
Congo (Democratic Republic)
1
Devils Tower National Monument (Wyo.)
1
England
1
Estonia
1
France
1
Golden Gate Bridge (San Francisco, Calif.)
1
Great Basin
1
Guatemala
1
Hagen, Mount
1
Idaho
1
Ituri Forest
1
Japan
1
Korea (South)
1
Libya
1
Los Angeles
1
Los Angeles (Calif.)
1
Louisiana
1
Mars (Planet)
1
Mesa County (Colo.)
1
more ...