Region
Acoma
1
Acoma (N.M.)
1
Acoma Pueblo (N.M.)
1
Alexandria (Va.)
1
Algeria
1
Algérie
1
Allegheny River (Pa. and N.Y.)
1
Allegheny River Valley (Pa. and N.Y.)
1
Annapolis (Md.)
1
Armenia (Republic)
1
Aroostook County (Me.)
1
Atlantic States
4
Berks County
1
Bialystok (Voivodeship)
1
Białystok (Poland : Voivodeship)
2
Białystok (Pologne : Voïvodie)
1
Białystok (Voivodeship)
2
Białystok (Voïvodie)
1
Blue Mountains, Pa
1
Blue Ridge Mountains
1
Boston
2
Brandywine Creek (Pa. and Del.)
1
Brooklyn (New York, N.Y.)
1
California
1
Cambodge
1
Cambodia
2
Canada
2
Canadian Rockies
1
Canadian Rockies (B.C. and Alta.)
1
Cape Cod (Mass.)
1
Catskill Mountains (N.Y.)
1
Caucasus
1
Central America
1
Chadds Ford Region
1
Chattooga River Valley
1
Chester Co
1
Chicago (Ill.)
1
Churchill
1
Churchill (Man.)
1
Colombia
1
Conemaugh Valley (Pa.)
1
Cuba
2
Delaware
1
Delaware Co
1
Dutchess Co
1
East Asia
1
Easton (Northampton County, Pa.)
1
Egypt
1
England
1
Europe
3
more ...