Region
Afghanistan
4
Africa
2
Africa, West
1
Alberta
1
Alexandria
1
Alexandria (Egypt)
1
Algeria
1
America
1
Amsterdam
1
Ann Arbor
1
Antigua
2
Appalachian Region
1
Arab countries
3
Argentina
1
Asia, Central
1
Australia
1
Austria
1
Balkan Peninsula
1
Bangladesh
2
Beirut
1
Beirut (Lebanon)
1
Berkeley
4
Berkeley (Calif.)
3
Berlin
1
Berlin (Germany)
1
Birmingham
1
Birmingham (England)
1
Brazil
2
Cairo
1
Cairo (Egypt)
1
California
10
Canada
8
Caribbean Area
4
Central America
1
Chechni︠a︡
1
Chechni︠a︡ (Russia)
1
Chicago
3
Chicago (Ill.)
2
Chile
3
China
3
Civil rights
1
Colombia
2
Croatia
4
Cuba
2
Developed countries
1
Developing countries
2
Donets Basin (Ukraine and Russia)
2
Düsseldorf
1
Düsseldorf (Germany)
1
Egypt
1
more ...