Region
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Chicago (Ill.)
4
Connecticut
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Czech Republic
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Dominican Republic
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Everglades (Fla.)
4
Grand Canyon (Ariz.)
4
Latin America
4
Malawi
4
Milky Way
4
Nepal
4
New Mexico
4
New Orleans
4
New Zealand
4
Normandy
4
North Carolina
4
North Pole
4
Ohio
4
Philadelphia (Pa.)
4
Philippines
4
Russia
4
San Antonio
4
Selma
4
Selma (Ala.)
4
Syria
4
Turkey
4
Venezuela
4
Arab countries
3
Boston (Mass.)
3
Chicago
3
Colorado River (Colo.-Mexico)
3
Cuba
3
Ghana
3
Gombe Stream National Park
3
Great Barrier Reef (Qld.)
3
Guatemala
3
Harlem (New York, N.Y.)
3
Indonesia
3
Jamestown
3
Kansas
3
Korea (South)
3
Little Rock
3
Little Rock (Ark.)
3
Maryland
3
Niagara Falls (N.Y. and Ont.)
3
Northwest, Pacific
3
Norway
3
Oklahoma
3
Paraguay
3
Philadelphia
3
Pluto (Dwarf planet)
3
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