Subject Region
1980-1989
1
1990-1999
3
20e Arrondissement (Paris, France)
1
Abidjan
1
Abidjan (Côte d'Ivoire)
1
Abkhazia (Georgia)
1
Afghanistan
9
Africa
23
Africa, Central
1
Africa, North
3
Africa, Sub-Saharan
2
Africa, West
4
Alabama
2
Alamo (San Antonio, Tex.)
1
Alaska
7
Albania
3
Alexandria
2
Alexandria (Egypt)
1
Algeria
10
Algiers
1
Aligarh
1
Alps, French (France)
1
Altamira Cave (Spain)
1
Amazon River Region
3
Amazonas (Department)
1
America
3
Andaman and Nicobar Islands
1
Angola
4
Apache Tribe of Oklahoma
1
Appalachian Trail
1
Arabian Peninsula
1
Arctic regions
1
Argentina
39
Arizona
4
Arkansas
1
Armenia
3
Arnhem Land (N.T.)
1
Asheville (N.C.)
1
Asia
1
Asia, Central
2
Athens (Greece)
1
Atlanta
2
Atlanta (Ga.)
1
Atlantic City
3
Atlantic City (N.J.)
2
Atlantic Ocean
3
Austin
1
Austin (Tex.)
1
Austrailia
1
Australia
49
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