Geographic Subject
Adriatic Sea Region
1
Africa, Sub-Saharan
1
Alps
1
Antarctica
1
Baltic Shield
2
Earth
1
Greece
1
India
2
Indian Ocean
1
Karelia
1
Karnataka
2
Kola Peninsula
1
Mediterranean Region
1
Naxos
1
Norway
2
Russia (Federation)
4
Russian Far East
1
Siberia, Eastern
1
Siberia, Eastern (Russia)
1
Silvretta Mountains
1
Soviet Union
2
Spain
1
Switzerland
1
Victoria Land
1