Geographic Subject
Russia (Federation)
114
Soviet Union
90
India
59
Asia, Southeastern
34
Africa
32
Russia
25
Mongolia
23
Siberia
22
Middle East
18
Thailand
15
United States
14
Moscow (Oblast)
13
Asia
12
Russian Far East
12
Asia, Central
11
Ethiopia
11
Europe
11
Earth
9
Egypt
9
Former Soviet republics
9
Congo (Democratic Republic)
8
Developing countries
8
Africa, North
7
Greece
7
Indonesia
7
Turkey
7
Turkmenistan
7
Vietnam
7
Byzantine Empire
6
China
6
Palestine
6
Russia, Northern
6
Syria
6
Uganda
6
Ukraine
6
Iraq
5
Kazakhstan
5
Komi
5
Latin America
5
Lithuania
5
Malaysia
5
Mekong River Valley
5
Philippines
5
Poland
5
Siberia (Russia)
5
Siberia, Eastern
5
Ural Mountains Region
5
Algeria
4
Belarus
4
Caucasus
4
more ...