Region
West (U.S.)
110
United States
33
West United States
16
États-Unis (Ouest)
11
The West
6
États-Unis
5
Mississippi River Valley
5
Nordamerika
4
USA
4
America
2
California
2
Colorado
2
Columbia River
2
Europe
2
Great Plains
2
Mexico
2
Mexique
2
Middle West
2
Mississippi River
2
Missouri River
2
Northwest, Pacific
2
Oregon Territory
2
Utah
2
1848-1860
1
1860-1890
1
1890-1945
1
Allemagne
1
Amérique
1
Amérique du Nord
1
Aurora (Nev.)
1
Bodie (Calif.)
1
Denver
1
Denver Co
1
Florida
1
Floride
1
Frankreich
1
Frontier
1
Germany
1
Madison
1
Mississippi (Fleuve)
1
Mississippi, Vallée du
1
Missouri River Valley
1
Missouri, Vallée du
1
New Mexico
1
New York (N.Y.)
1
North America
1
Northwest, Canadian
1
Northwest, Old
1
Nouveau-Mexique
1
Ohio River Valley
1
more ...