Region
America
16
United States
15
North America
10
West (U.S.)
8
Southwest, New
6
New France
5
West United States
5
Canada
4
Colorado River
4
Colorado River (Colo.-Mexico)
4
États-Unis (Ouest)
4
Mississippi River Valley
4
New Southwest
4
Amérique
3
Mississippi River
3
Utah
3
Amérique du Nord
2
Antarctica
2
Colorado (Col.-Mexique : Fleuve)
2
Colorado River Valley
2
États-Unis (Nouveau Sud-Ouest)
2
Great Salt Lake
2
Great Salt Lake (Utah)
2
Hawaii
2
Louisiana
2
Mississippi, Vallée du
2
New Mexico
2
Niagara Falls (N.Y. and Ont.)
2
Niagara, Chutes du (N.Y. et Ont.)
2
Oceania
2
Oregon
2
Rocky Mountains
2
South America
2
Africa
1
Afrique
1
Arctic regions
1
Arizona
1
Asia
1
Asie
1
California
1
Colorado River Valley (Colo.-Mexico)
1
East Indies
1
FLORIDA (ESTADOS UNIDOS)
1
Florida
1
Floride
1
Grand Lac Salé (Utah)
1
Grands Lacs (Amérique du Nord)
1
Great Britain
1
Great Lakes
1
Great Lakes (North America)
1
more ...