Geographic Subject
Germany
101
Sweden
91
Switzerland
83
France
49
Netherlands
25
Finland
24
Indonesia
20
Italy
15
Scandinavia
15
Europe
14
Denmark
12
Alps
11
Germany (West)
11
Africa
10
Greece
10
Melanesia
9
Australia
8
Spain
8
4.050
7
Austria
7
Baltic Sea
7
Papua New Guinea
7
Madagascar
6
Morocco
6
Arctic regions
5
Atlantic Ocean
5
Bavaria
5
Europe, Northern
5
Greenland
5
Hesse
5
India
5
Norway
5
Oceania
5
South Africa
5
United States
5
4
4
4.210
4
China
4
Côte d'Ivoire
4
Developing countries
4
England
4
Estonia
4
Gotland (Sweden)
4
Great Britain
4
Iceland
4
Japan
4
Mediterranean Sea
4
New Caledonia
4
Philippines
4
Romania
4
more ...