Region
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Québec (Province)
2
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1
Romania
1
Rome
2
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1
Russia
4
Russia (Federation)
5
Saskatchewan
1
Scandinavia
2
Scotland
5
Scotland dy 17th century
3
Serbia
1
Setauket
3
Singapore
5
Solar system
1
South Africa
2
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2
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2
Soviet Union
4
Spain
1
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1
Study and teaching
1
Sub-Saharan Africa
1
Switzerland
4
Tennessee
1
Texas
2
Turkey
1
United States
585
Wales
3
Washington (State)
2
Wisconsin
1
États-Unis
1