Region
United States
110
États-Unis
24
Yellowstone National Park
5
Africa
4
England
4
Great Britain
4
Montana
4
Tropics
4
Asia
2
Developing countries
2
France
2
Ohio
2
Pennsylvania
2
Régions tropicales
2
United Kingdom
2
Afrique
1
America
1
Americas
1
Amérique
1
Arkansas
1
Asie
1
Australia
1
Australie
1
Ethiopia
1
Europe
1
European Economic Community countries
1
Grande-Bretagne
1
Indonesia
1
Kansas
1
Kentucky
1
Kenya
1
Manhattan
1
Middle East
1
Montana (États-Unis)
1
Netherlands
1
Oceania
1
Océanie
1
Philadelphia
1
Régions tropicales
1
Southern States
1
Thailand
1
USA
1
Uganda
1
Utah
1