Region
20th century
1
Aachen
1
Aberfan
1
Abington (Montgomery County : Township)
1
Adelaide
1
Adelaide (S.A.)
2
Adirondack Mountains (N.Y.)
1
Adirondack Mountains Region (N.Y.)
2
Aegean Islands (Greece and Turkey)
1
Afghanistan
11
Afghānistān
1
Africa
17
Africa, East
2
Africa, Eastern
1
Africa, Southern
4
Africa, Sub-Saharan
1
Africa, West
9
Aims and objectives
1
Akita-ken
1
Akwesasne Indian Reserve (Québec and Ont.)
1
Alabama
31
Alaska
9
Albany (First Nation)
2
Alberta
7
Albuquerque (N.M.)
1
Alert Bay
1
Alexandria
4
Alexandria (Egypt)
1
Algeria
2
Alpine
1
Alto Anapati (India)
1
America
1
American Samoa
2
Amherst
2
Amherst (Mass.)
1
Amsterdam
4
Andover
1
Angleterre
1
Ann Arbor
1
Anne Arundel County
1
Antioch (Turkey)
1
Appalachian Mountains
1
Appalachian Region
6
Appalachian Region, Southern
2
Appalachian Trail
1
Appleton
1
Argentina
7
Arizona
25
Arkansas
75
Arkansas Delta
1
more ...