Region
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Angkor Archaeological Park
2
Angkor Archaeological Park (Cambodia)
1
Angleterre
1
Angola
2
Ankara
1
Ankara (Turkey)
1
Ann Arbor
1
Ann Arbor (Mich.)
1
Annapolis Royal (N.S.)
1
Anne Arundel County (Md.)
1
Antarctica
9
Antigua and Barbuda
1
Antiquities
1
Apache County (Ariz.)
1
Appalachian Basin
1
Appalachian Mountains
3
Appalachian Region
7
Appalachian Region, Southern
4
Appalachian Trail
8
Arab countries
26
Arabia, Southern
1
Arabian Peninsula
5
Aral Sea Region (Uzbekistan and Kazakhstan)
1
Arctic National Wildlife Refuge
2
Arctic Regions
1
Arctic regions
19
Argentina
32
Arizona
17
Arkansas
6
Arlington (Va.)
1
Armagh (Northern Ireland : County)
1
Armenia
6
Aroostook County
5
Aroostook County (Me.)
2
Artois
1
Artois (France)
1
Arundel
1
Asana Site (Peru)
1
Ashanti (Kingdom)
1
Asia
127
Asia, Central
22
Asia, Eastern
3
Asia, Southeastern
2
Asiatic Russia
1
Asien
1
Assyria
1
Atacama Desert
1
Atacama Desert (Chile)
1
Atchafalaya River
1
Atchafalaya River Watershed (La.)
1
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