Region
United States
15
Soviet Union
4
Alabama
3
Germany
3
Birmingham
2
China
2
Europe
2
Great Plains
2
New York (State)
2
Spain
2
Amérique du Nord
1
Arkansas
1
Art
1
Astronautics
1
Atomic bomb
1
Attica
1
Austria
1
Berlin (Germany)
1
Berlin,
1
Boston
1
Canada
1
Central America
1
Egypt
1
Europe, Western
1
Flanders
1
Foreign relations
1
France
1
Germany -- History -- 1871-1918
1
Germany,
1
Grandes Plaines
1
Great Britain
1
Greece
1
Haight Ashbury (San Francisco)
1
Iran
1
Islamic countries
1
Japan
1
Kuwait
1
Levittown (N.Y.)
1
Lima
1
Little Rock
1
Love Canal Chemical Waste Landfill (Niagara Falls, N.Y.)
1
Massachusetts
1
Mississippi
1
Montgomery
1
New York
1
Normandy
1
North America
1
Pacific Area
1
Peru
1
Selma
1
more ...