Region
20th century
1
Admiralty Island (Alaska)
1
Africa
1
Alabama
1
Alaska
50
Alberta
1
Allemagne
1
Alps
1
Alps, French (France)
1
America
1
Andes Region
2
Antarctic Ocean
1
Antarctica
7
Appalachian Mountains
1
Arctic Ocean
1
Arctic Regions
1
Arctic regions
3
Argentina
1
Atlantic Ocean
1
Atlantique Nord
1
Australia
4
Bandelier National Monument
1
Bandelier National Monument (N.M.)
1
Berbice
1
Black Mountain (N.C.)
1
Bluejohn Canyon
1
Boon Island (Me.)
1
Bristol Bay
1
Brooklyn (New York, N.Y.)
1
Buga Region (Valle del Cauca)
1
Burkina Faso
1
Burma
1
California
5
California, Northern
1
Canada
13
Canada, Northern
1
Caribbean Area
1
Caribbean Sea
1
Caribbean, English-speaking
1
Cascade Range
1
Caucasus
1
Central America
1
Chicago
2
Chicago (Ill.)
2
Chile
2
Chimney Rock (Kittitas County)
1
China
3
Chine
1
Colombia
1
Colorado
1
more ...