Ámbito geográfico
Japan
19
Soviet Union
4
Switzerland
4
Argentina
3
Finland
3
Asia
2
England
2
Great Britain
2
Italy
2
Korea
2
Pakistan
2
Russia (Federation)
2
Sindh
2
Singapore
2
United States
2
4.415
1
Adriatic Sea Region
1
Alps
1
Alps, Western
1
Australia
1
Bahamas
1
Baikal, Lake
1
Baikal, Lake (Russia)
1
Baldeggersee
1
Bangladesh
1
California
1
Curaçao
1
Dauphiné Alps
1
Developing countries
1
Ecuador
1
Europe
1
France
1
Galician Bank Region
1
Germany
1
Gran Sasso d'Italia
1
Greece
1
Hess Deep Region
1
India
1
Iran
1
Jura Mountains (France and Switzerland)
1
Kanagawa-ken
1
Korsfjorden
1
Malaysia
1
Malenco Valley
1
Natural history
1
New Mexico
1
North Atlantic Ocean
1
Norway
1
Oxford
1
Pacific Ocean
1
más ...