Region
Adams County
2
Africa
17
Africa, Sub-Saharan
2
Afrique
1
Alabama
1
Alaska
2
Allegheny (Pittsburgh, Pa.)
2
Allegheny Co
1
Allemagne
4
Allemagne RF
1
Allentown
1
Ambler
1
America
5
América
1
Amérique du Nord
4
Amérique du Nord francophone
2
Amérique du Sud
1
Amérique latine
2
Argentina
5
Argentine
2
Arizona
3
Arkansas
1
Armenia
11
Armenia (Republic)
6
Asia
6
Athens (Pa.)
1
Athens Region
1
Atlantic County (N.J.)
1
Australia
4
Australie
2
Australie-Occidentale
1
Austria
1
Autriche
1
Baltic States
10
Baltimore
3
Baltimore (Md.)
3
Barbados
1
Belarus
2
Belfast
1
Berks County
1
Berks County (Pa.)
2
Berne
2
Berne (Ind.)
2
Boikivshchyna
2
Boikivshchyna (Ukraine)
2
Boston
2
Brandywine Creek Valley (Pa. and Del.)
2
Braunschweig (Germany : State)
2
Braunschweig (State)
2
Brazil
7
more ...