Region
Afghanistan
1
Africa
16
Africa, Southern
4
Africa, Sub-Saharan
1
Alabama
2
Alaska
1
Albuquerque
1
Albuquerque (N.M.)
1
Algeria
2
Andalusia (Spain)
1
Antarctica
1
Arab countries
1
Arctic Ocean
1
Argentina
1
Arkansas
1
Asia
22
Asia, Central
1
Astronautics
1
Atomic bomb
1
Australia
6
Austria
6
Bangladesh
1
Beaufort
1
Berlin
13
Berlin (Germany : West)
1
Berlin (Germany)
21
Birmingham
1
Bohemian Forest
1
Bosnia and Herzegovina
1
Brazil
6
Brazil, Northeast
2
Buffalo (N.Y.)
1
Bulgaria
5
Burkina Faso
2
Burma
1
California
8
Cambridge (Mass.)
1
Canada
28
Canada, Northern
1
Caribbean Area
1
Cauca River Valley
1
Central America
2
Checkpoint Charlie
1
Chile
3
Chin-men hsien
1
Chin-men hsien (Taiwan)
1
China
49
Chinatown
1
Chinatown (San Francisco, Calif.)
1
Colombia
1
more ...