Geographic Subject
Russia (Federation)
66
Ural Mountains Region
13
Mongolia
9
Siberia
8
Soviet Union
8
Russia, Northern
7
Russian Far East
6
Siberia, Western
5
Altai Mountains
4
Ukraine
4
Asia
3
Asia, Central
3
Angara River Valley
2
Angara, Vallée de l'
2
Bashkortostan
2
Crimea
2
Eurasia
2
Former Soviet republics
2
Kazakhstan
2
Kuznetsk Basin
2
Mongolie
2
Northern Dvina River
2
Ouzbékistan
2
Russie
2
Sayan Mountains
2
Siberia, Northeastern
2
Tadjikistan
2
Tajikistan
2
Turkmenistan
2
Turkménistan
2
Ural Mountains
2
Uzbekistan
2
Arctic regions
1
Baikal Lake
1
Baikal Lake Region
1
Baikal, Lake
1
Barents Sea
1
Caucasus, Northern
1
Central Asia
1
Donets Basin (Ukraine and Russia)
1
Europe
1
Europe, Eastern
1
Far East
1
Former Soviet Republics
1
Greater Anyny Valley
1
Hungary
1
Kamchatka Peninsula
1
Kamchatka Peninsula (Russia)
1
Komi
1
North America
1
more ...