Region
United States
25
Colorado
5
Africa
3
Europe
3
Great Britain
3
Latin America
3
America
2
Jerusalem
2
New Mexico
2
North America
2
Russia
2
Southwest, New
2
Soviet Union
2
Arizona
1
Baltic States
1
Canada
1
Central America
1
China
1
Developing countries
1
Earth (Planet)
1
England
1
Former Soviet republics
1
Hawaii
1
Ireland
1
Islamic countries
1
London (England)
1
Navajo Indian Reservation
1
Poland
1
Rome
1
South Asia
1
Southeast Asia
1
West (U.S.)
1
Zuni Indian Reservation (N.M.)
1