Geographic Subject
Indonesia
94
Russia (Federation)
91
India
75
Soviet Union
54
United States
30
Pennsylvania
21
Congo (Democratic Republic)
17
Great Britain
17
Pakistan
15
Barents Sea
13
Michigan
13
Montana
12
North America
12
Sri Lanka
12
Baikal, Lake
11
Canada
11
Bangladesh
10
Japan
10
New Zealand
10
Russian Far East
9
Sweden
9
Atlantic Ocean
8
Cuba
8
Germany
8
Baltic Sea
7
Florida
7
Former Soviet republics
7
Siberia
7
Australia
6
Caspian Sea
6
Jawa Timur
6
Kerala
6
Scotland
6
South Africa
6
White Sea
6
Alabama
5
Alaska
5
France
5
Karelia
5
Malaysia
5
Mongolia
5
Norway
5
Poland
5
Queensland
5
Arabian Sea
4
Bihar
4
Black Sea
4
Jawa Tengah
4
Kalimantan Selatan
4
Madagascar
4
more ...