Region
North America
3
Southwest, New
3
Colorado River
2
Colorado River (Colo.-Mexico)
2
Colorado River Valley
2
New Southwest
2
United States
2
Africa
1
Afrique
1
America
1
Amérique
1
Amérique du Nord
1
Arizona
1
Asia
1
California
1
Canada
1
Canadá
1
Colorado (Col.-Mexique : Fleuve)
1
Colorado River Valley (Colo.-Mexico)
1
East Indies
1
États-Unis (Nouveau Sud-Ouest)
1
États-Unis (Ouest)
1
Florida
1
Indes orientales
1
India
1
Japan
1
Mexico
1
Mexique
1
México
1
Sonora (Mexico : State)
1
Sonora (State)
1
West (U.S.)
1
West United States
1