Geographic Subject
Soviet Union
10
Russia (Federation)
8
India
5
Siberia
4
Siberia (Russia)
4
Africa
2
Africa, North
2
Afrique
2
China
2
Europe
2
Japan
2
Africa, Northeast
1
Asia
1
Asia, Central
1
Australia
1
Banghāzī (Libya)
1
Batna (Algeria)
1
Blue NIle River Valley (Ethiopia and Sudan)
1
Blue Nile River (Ethiopia and Sudan)
1
Cairo (Egypt)
1
China, Southwest
1
Congo (Brazzaville)
1
East Asia
1
Ethiopia
1
Italy
1
Kolkata
1
Kolkata (India)
1
Middle East
1
Orient
1
Pacific Area
1
Pamir
1
Philippines
1
Russia
1
Syria
1
Yemen
1