Region
Aberfan
2
Aberfan (Wales)
1
Adirondack Mountains (N.Y.)
1
Adriatic Sea
1
Agadir
1
Alabama
5
Alaska
18
Alaska, Gulf of (Alaska)
1
Alaska, Gulf of, Region
1
Alberta
2
Alexandria
1
Algeria
1
Alps
1
Altus Air Force Base (Okla.)
1
Amarillo
1
Amsterdam
1
Amsterdam (Netherlands)
1
Andes Region
2
Angola
1
Animas River (Colo. and N.M.)
2
Appalachian Region
2
Appalachian Trail
1
Arctic regions
3
Argentina
1
Arizona
5
Arkansas
1
Asia
2
Atlantic Coast
1
Atlantic Ocean
1
Atlantique Nord
1
Austin
1
Australia
12
Bahamas
2
Bangkok
1
Bangladesh
8
Barnsley (South Yorkshire)
1
Barnsley (South Yorkshire, England)
1
Barrow, Point
1
Barrow, Point (Alaska)
1
Bearcreek
1
Bearcreek (Mont.)
1
Beaufort Sea
2
Beaufort Sea Coast (Alaska)
1
Beijing (China)
1
Beirut (Lebanon)
1
Belarus
6
Belgium
3
Benton County
1
Berlin,
1
Bhopal
8
more ...