Geographic Subject
Soviet Union
153
Russia (Federation)
104
Mexico
94
Mexico City (Mexico)
38
Mexico City
35
Russia
33
China
18
Poland
18
India
17
France
15
Asia
14
Africa
12
Siberia
12
Cuba
11
Japan
11
Iran
10
Spain
10
Argentina
9
Brazil
8
Great Britain
8
Mérida (Mexico)
8
Asia, Central
7
Earth
7
Europe, Eastern
7
Mérida
7
Saint Petersburg
7
Colombia
6
Former Soviet republics
6
Siberia (Russia)
6
Ukraine
6
United States
6
Bulgaria
5
Foreign countries
5
Latin America
5
Arctic regions
4
Chiapas
4
Chiapas (Mexico)
4
Egypt
4
Germany
4
Guanajuato (Mexico)
4
San Cristóbal de Las Casas
4
San Cristóbal de Las Casas (Mexico)
4
Turkey
4
Ural Mountains Region
4
Veracruz-Llave (Mexico : State)
4
Veracruz-Llave (State)
4
Yucatán (Mexico : State)
4
Yucatán (State)
4
Asia, Southeastern
3
Balkan Peninsula
3
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