Region
West (U.S.)
United States
20
California
6
Missouri
4
Southern States
4
West United States
4
Saint Louis
3
Iowa
2
Oregon
2
Rocky Mountains
2
Saint Louis (Mo.)
2
America
1
California National Historic Trail
1
Colorado River (Colo.-Mexico)
1
Elko County
1
Elko County (Nev.)
1
England
1
Grand Canyon (Ariz.)
1
Great Basin
1
Great Plains
1
Kansas
1
Mexican-American Border Region
1
Nauvoo (Ill.)
1
Nevada
1
Nevada County
1
Nevada County (Calif.)
1
New York
1
New York (N.Y.)
1
New York (State)
1
North America
1
Northeastern States
1
Northwestern States
1
Oregon National Historic Trail
1
Oregon Territory
1
Pacific States
1
Southwestern States
1
Texas
1
Van Buren County
1
Van Buren County (Iowa)
1