Region
United States
65
Europe
7
Rome
5
Germany
4
Colorado
3
England
3
Great Britain
3
Canada
2
Israel
2
Italy
2
New York
2
New York (State)
2
New Zealand
2
Ontario
2
Pakistan
2
Boulder
1
Brookings (Or.)
1
Brooklyn (New York, N.Y.)
1
Byzantine Empire
1
California
1
Cambridge
1
Cambridge (England)
1
Chicago (Ill.)
1
China
1
Connecticut
1
France
1
Grand Junction
1
Grand Junction (Colo.)
1
Hungary
1
Illinois
1
Iowa
1
Japan
1
Kansas
1
Kentucky
1
Latin America
1
Los Angeles
1
Massachusetts
1
Middle West
1
Minnesota
1
Mississippi River Valley
1
Nebraska
1
Newtown
1
North Dakota
1
Northwest, Pacific
1
Oregon
1
Russia
1
South Africa
1
Soviet Union
1
West (U.S.)
1