Region
United States
26
Great Britain
9
China
6
Brazil
5
Poland
5
Czech Republic
4
Europe
4
Ireland
4
Southern States
4
Tropics
4
West (U.S.)
4
West United States
4
Asia
3
Colombia
3
États-Unis
3
Romania
3
Australia
2
France
2
Italy
2
Japan
2
Mediterranean Region
2
North America
2
Pakistan
2
Régions tropicales
2
South Africa
2
Spain
2
Afrique du Sud
1
Alaska
1
Amérique du Nord
1
Argentina
1
Atlantic Ocean
1
Atlantique Nord (Océan)
1
Australasia
1
Canada
1
Central Europe
1
Chesapeake Bay Region
1
Chesapeake Bay Region (Md. and Va.)
1
Chile
1
Colombie
1
Colorado
1
Córdoba (Province)
1
Delta County
1
Delta County (Colo.)
1
Developing countries
1
Estonia
1
Europe, Central
1
États-Unis (Ouest)
1
Fremont County
1
Fremont County (Colo.)
1
Grands Lacs (Amérique du Nord)
1
more ...