Region
United States
25
China
5
Appalachian Region
4
Africa
3
Developing countries
3
Argentina
2
Germany
2
Great Britain
2
Great Plains
2
Italy
2
Korea (South)
2
Mexican-American Border Region
2
New York (N.Y.)
2
Pacific Area
2
Russia
2
Singapore
2
Soviet Union
2
Africa, Sub-Saharan
1
Africa, West
1
Arlit
1
Arlit (Niger)
1
Atlantic Ocean
1
Australia
1
Austria
1
Bangladesh
1
Belgium
1
Brazil
1
California
1
Cambodia
1
Camden
1
Camden (N.J.)
1
Cameroon
1
Canada
1
Chile
1
Ciudad Juárez (Mexico)
1
Cote d'Ivoire
1
Cuba
1
Cumberland Mountains
1
Delhi (India)
1
Dikhatpura (India)
1
East Asia
1
Egypt
1
Estados Unidos
1
Former Soviet republics
1
Fuzhou (Fujian Sheng)
1
Germany -- History -- 1871-1918
1
Guatemala
1
Haiti
1
Ho Chi Minh City (Vietnam)
1
Indonesia
1
more ...