Geographic Subject
Soviet Union
867
Russia (Federation)
555
Russia
111
Ural Mountains Region
62
Siberia
52
Asia, Central
51
Former Soviet republics
46
United States
43
Kazakhstan
36
China
33
Great Britain
33
Ukraine
33
France
31
Tajikistan
30
Mongolia
27
Turkmenistan
26
Germany
25
Russia, Northern
22
Sakha
21
Caucasus
20
Earth
19
Europe
18
Poland
18
Bulgaria
17
Italy
17
Arctic regions
16
Byzantine Empire
16
Russian Far East
16
India
15
Kola Peninsula
15
Karelia
14
Rome
14
Saint Petersburg
14
Europe, Eastern
13
Georgia (Republic)
13
Iran
13
Kyrgyzstan
13
Siberia, Eastern
13
Azerbaijan
12
Siberia (Russia)
12
Volga River Valley
12
Asia
11
Middle East
11
Pacific Ocean
11
Spain
11
Caucasus, Northern
10
Czechoslovakia
10
Greece
10
Kamchatka Peninsula
10
Kuznetsk Basin
10
more ...