Geographic Subject
Soviet Union
240
Russia (Federation)
122
China
72
Russia
65
Siberia
50
Siberia (Russia)
45
Asia, Central
28
Iran
27
United States
27
Asia
26
Africa
24
Europe
23
France
23
Turkey
23
Japan
17
Saint Petersburg (Russia)
15
Vietnam
15
Egypt
14
Great Britain
14
India
14
Middle East
14
Saint Petersburg
14
Russian Far East (Russia)
12
Algeria
11
Mongolia
9
Afghanistan
8
Ukraine
8
Arab countries
7
Cambodia
7
Europe, Eastern
7
Italy
7
Korea
7
Poland
7
Rome
7
Yugoslavia
7
Germany
6
Latin America
6
Byzantine Empire
5
Ethiopia
5
Kievan Rus
5
Oceania
5
Pakistan
5
Armenia
4
Asia, Southeastern
4
Australia
4
Caucasus, Northern
4
Caucasus, Northern (Russia)
4
Dagestan
4
Iraq
4
Istanbul (Turkey)
4
more ...