Region
United States
114
New York (State)
22
Massachusetts
17
Great Britain
15
England
14
New York
11
China
10
Europe
10
France
10
American literature
9
Italy
9
Cambridge
8
Egypt
7
New York (N.Y.)
7
Soviet Union
7
Cambridge (Mass.)
6
California
5
Boston
4
Germany
4
India
4
Japan
4
Paris (France)
4
Pennsylvania
4
Russia
4
Boston (Mass.)
3
Israel
3
Latin America
3
Antarctica
2
Arctic regions
2
Arizona
2
Baltimore (Md.)
2
Canada
2
Cuba
2
Illinois
2
Indonesia
2
Ithaca
2
Ithaca (N.Y.)
2
Lebanon
2
New England
2
New Hampshire
2
Pasadena (Calif.)
2
Philadelphia (Pa.)
2
Polar regions
2
Portugal
2
Scotland
2
South Africa
2
Spain
2
Taiwan
2
Texas
2
Utah
2
more ...