Region
Africa
5
Africa, East
1
Africa, Sub-Saharan
1
Alabama
2
Alaska
7
Alberta
3
Antioquia (Department)
1
Appalachian Region
1
Argentina
2
Arkansas
1
Art
1
Asia
3
Atlantic States
1
Australia
5
Bahia (State)
1
Barranquilla
1
Barranquilla (Colombia)
1
Bedfordshire
2
Berlin
1
Boston (Mass.)
1
Boston National Historical Park (Mass.)
1
Brazil
5
British Columbia
2
Calgary
1
Calgary (Alta.)
1
California
29
California, Southern
2
Camp Pendleton
2
Camp Pendleton (Calif.)
2
Canada
30
Cape Girardeau (Mo.)
1
Cartagena
1
Caucasus
1
Chicago
6
Chicago (Ill.)
3
Chicago Region
1
China
29
Cincinnati
1
Cincinnati (Ohio)
1
Cleveland
2
Cleveland (Ohio)
2
Colombia
7
Colorado
3
Columbia River
1
Confederate States of America
10
Connecticut River Valley
2
Connecticut River Valley Region
2
Copper Canyon (Mexico)
1
Corinne (Utah)
2
Cuba
4
more ...