Region
19th century
1
20th century
3
Adirondack Mountains (N.Y.)
2
Afghanistan
6
Afghānistān
1
Africa
30
Africa, East
1
Africa, Sub-Saharan
1
Africa, West
1
Africville (Halifax Regional Municipality)
1
Africville (Halifax Regional Municipality, N.S.)
1
Africville (Halifax, N.S.)
1
Afrique
2
Aksum (Kingdom)
1
Alabama
11
Alamo (San Antonio, Tex.)
1
Alaska
12
Albuquerque (N.M.)
1
Alcatraz Island (Calif.)
2
Alexandria (Va.)
1
Amazon River
1
Amazon River Region
2
America
4
Amherst (Mass.)
3
Amsterdam
1
Amsterdam (Netherlands)
1
Amérique du Nord
1
Andaman and Nicobar Islands (India)
1
Angleterre
2
Angola
1
Antarctica
2
Appalachian Region
2
Appalachian Trail
1
Arab countries
1
Arabia, Southern
1
Arctic Ocean
1
Arctic Regions
4
Arctic regions
18
Argentina
2
Arizona
7
Arkansas
3
Arlington (Va.)
1
Assateague Island (Md. and Va.)
1
Assyria
1
Athens
1
Atlanta
2
Atlanta (Ga.)
6
Atlantic Ocean
1
Austin (Tex.)
1
Australia
23
more ...