Geographic Subject
Germany
20
Soviet Union
20
India
15
United States
15
Russia (Federation)
12
France
11
Sweden
10
Great Britain
6
Ural Mountains Region
6
Poland
4
Brazil
3
Germany (West)
3
Indonesia
3
Lorraine
3
Switzerland
3
Africa, North
2
Austria
2
Canada
2
China
2
England
2
Europe
2
Hawaii
2
Luxembourg
2
Maghreb
2
Netherlands
2
Ohio
2
Perm Region
2
Saar River Valley (France and Germany)
2
Siberia
2
4.050
1
4.415
1
Aceh Utara
1
Argentina
1
Bali
1
Bavaria
1
Belgium
1
Bergslagen (Sweden)
1
Bosnia and Hercegovina
1
Bulgaria
1
Czechoslovakia
1
Gorenjsko
1
Hanging Rock Iron Region
1
Hanging Rock Iron Region (Ohio)
1
Illinois
1
Ironton
1
Ironton (Ohio)
1
Jamshedpur
1
Japan
1
Karabük İli (Turkey)
1
Karnataka
1
more ...