Subject Region
Alaska
1
Alemania
1
Algeria
1
America
6
America Latina
1
America del Sur
1
Arctic regions
1
Arkansas
1
Asia
1
Austria
6
Bahamas
2
Balkan Peninsula
1
Berlin
2
Berlin (Germany)
2
Black Hills
1
Bohemia
2
Bolivia
1
Brasil
1
Brazil
1
California
1
Camp Nelson (Ky.)
1
Canada
2
Charleston (S.C.)
1
China
2
Colombia
2
Confederate States of America
4
Cuba
2
Czech Republic
2
Dakota Territory
1
East Asia
2
Estados Unidos
4
Europa
1
Europe
14
Europe, Western
1
European Union countries
1
Foreign countries
1
France
8
Frankfurt am Main
1
Frederick
1
Georgia
1
Germany
59
Germany (East)
2
Germany (West)
6
Great Britain
10
Guadeloupe
1
Guatemala
2
Hamburg
1
Illinois
1
Iraq
1
Ireland
1
more ...