Region
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Southeast Asia
6
Tennessee
6
Vietnam
6
Atlantic Coast (U.S.)
5
British Columbia
5
Chicago
5
Cuba
5
Czech Republic
5
English-speaking countries
5
Finland
5
Greece
5
Gulf of Mexico
5
Iran
5
Los Angeles
5
Macon County
5
Malaysia
5
Michigan
5
Northern Hemisphere
5
Northwest, Pacific
5
Pennsylvania
5
Snake River (Wyo.-Wash.)
5
Southwest, New
5
Switzerland
5
Tanzania
5
Toronto
5
Virginia
5
Wales
5
Africa, Southern
4
Africa, West
4
Arctic Ocean
4
Argentina
4
Atlantic Coast
4
Belgium
4
Cambridge
4
Canada, Northern
4
East Asia
4
Former Soviet republics
4
Frederick
4
Georgia
4
Indiana
4
Kenya
4
New Jersey
4
New York (N.Y.)
4
Nicaragua
4
North Pacific Ocean
4
Northeastern States
4
Saskatchewan
4
South America
4
Taiwan
4
Africa, East
3
more ...