Geographic Subject
Germany
267
Switzerland
55
Europe
23
United States
21
France
19
Germany (West)
19
Poland
18
Turkey
18
Iran
17
Austria
14
Africa
13
Greece
12
Egypt
11
Great Britain
11
India
11
Italy
11
China
10
Developing countries
10
Japan
10
Prussia, East (Poland and Russia)
9
Bulgaria
8
Prussia (Germany)
8
Balkan Peninsula
7
Bavaria (Germany)
7
Brazil
7
Morocco
7
Pomerania (Poland and Germany)
7
Prussia
7
Soviet Union
7
Africa, East
6
Germany (East)
6
Indonesia
6
Rhine River Valley
6
Saxony (Germany)
6
4.415
5
Afghanistan
5
Latvia
5
Middle East
5
Namibia
5
Netherlands
5
South Africa
5
Bavaria
4
Berlin (Germany)
4
Graubünden (Switzerland)
4
Hamburg (Germany)
4
Lithuania
4
Mecklenburg (Germany : Region)
4
Romania
4
Silesia
4
Sweden
4
more ...