Region
1945-1992
1
20th century
1
21st century
1
Adams County
1
Adams County (Wash.)
1
Afghanistan
4
Afghānistān
1
Africa
11
Africa, East
1
Africa, North
4
Africa, West
1
Afrique du Sud
2
Alabama
20
Alaska
12
Albania
1
Alberta
8
Alcatraz Island
1
Aleppo
1
Aleppo (Syria)
1
Aleutian Islands
1
Algeria
3
Algiers (Algeria)
2
Allemagne
1
America
5
Amsterdam
1
Amsterdam (Netherlands)
1
Angleterre
2
Ann Arbor
1
Ann Arbor (Mich.)
1
Antarctica
4
Antonito
1
Antonito (Colo.)
1
Appalachian Mountains
1
Appalachian Region
6
Appalachian Region, Southern
3
Apple Valley
1
Arab countries
8
Arabian Peninsula
1
Aravaipa Canyon
1
Arctic Ocean
1
Arctic regions
4
Arizona
3
Arkansas
7
Arlington County
1
Asia
2
Asia, Central
1
Atchafalaya River Region
1
Atchafalaya River Region (La.)
1
Athabasca River Region
1
Athabasca River Region (Alta.)
1
more ...