Subject Region
United States
27
Great Britain
12
England
4
America
3
Canada
3
Ireland
3
Africa
2
Africa, West
2
Arctic regions
2
Canada, Northern
2
Capitoline Hill (Italy)
2
Greece
2
Norway
2
Palatine Hill (Italy)
2
Rome
2
Southern States
2
Southwestern States
2
Soviet Union
2
Troy (Extinct city)
2
West (U.S.)
2
English-speaking countries
1
Europe
1
France
1
India
1
Latin America
1
Texas
1
Wales
1