Region
Africa
2
Africa, English-speaking
2
Albany
1
Alexandria
1
America
1
Amsterdam
2
Amsterdam (Netherlands)
1
Angleterre
1
Annapolis
2
Antwerp
1
Antwerp (Belgium)
1
Arab countries
2
Argentina
2
Asia, Central
1
Atlantic Ocean Region
2
Australia
14
Austria
4
Baltimore
6
Basel
1
Basel (Switzerland)
1
Beirut
1
Belgium
2
Bengal
1
Bennington
1
Berkeley
3
Berlin
2
Berlin (Germany)
1
Bogalusa
1
Bogalusa (La.)
1
Boston
48
Brazil
3
British Columbia
1
Burlington
1
Cairo
2
California
7
Cambridge
2
Cameroon
2
Canada
11
Canberra (A.C.T.)
1
Caribbean area
1
Catalonia
1
Charleston
1
Chicago
3
Chicago (Ill.)
3
Chile
1
China
18
Cologne
1
Colombia
4
Colorado
2
Columbia River Watershed
1
more ...