Region
United States
130
Soviet Union
28
Great Britain
14
China
12
Germany
8
Russia (Federation)
8
Japan
4
Cuba
3
Russia
3
Berlin
2
Berlin (Germany)
2
Iran
2
Los Alamos
2
Middle East
2
New Mexico
2
New York
2
New York (State)
2
Poland
2
Afghanistan
1
Africa, North
1
Australia
1
Austria
1
Bletchley Park (Milton Keynes, England)
1
Brazil
1
Bregenz (Austria)
1
Bucharest (Romania)
1
California
1
Communist countries
1
Congo (Democratic Republic)
1
Croatia
1
Denmark
1
Europe, Northern
1
Foreign countries
1
Former communist countries
1
France
1
Germany (East)
1
Hannover
1
Hollywood (Los Angeles, Calif.)
1
Ireland
1
Islamic countries
1
Israel
1
La Paz (Bolivia)
1
Latin America
1
London (England)
1
Los Angeles
1
Los Angeles (Calif.)
1
Miami (Fla.)
1
Mississippi
1
Norway
1
Port-au-Prince (Haiti)
1
more ...