Geographic Subject
Russia (Federation)
99
India
45
Soviet Union
33
South Africa
24
United States
20
New Zealand
16
Siberia
14
Russian Far East
13
Sweden
13
North America
12
England
11
Pennsylvania
10
Canada
8
Sakha
8
Africa
7
Asia
7
China
7
Congo (Democratic Republic)
7
Indonesia
7
Africa, Central
6
Antarctica
6
California
6
Europe, Eastern
6
Former Soviet republics
6
Russia
6
Ural Mountains Region
6
Alabama
5
Arctic regions
5
Asia, Central
5
Caucasus, Northern
5
Finland
5
Germany
5
Great Britain
5
Japan
5
Netherlands
5
Siberia, Western
5
Sri Lanka
5
Davis
4
France
4
Iraq
4
Kenya
4
Lithuania
4
Malay Peninsula
4
Nepal
4
Utah
4
Australia
3
Austria
3
Belgium
3
Burma
3
Gotland
3
more ...