Region
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New York (State)
6
Northeastern States
6
Saint Louis
6
California National Historic Trail
5
England
5
Grand Canyon (Ariz.)
5
Mexican-American Border Region
5
Nebraska
5
Northwestern States
5
Rocky Mountains Region
5
Sierra Nevada (Calif. and Nev.)
5
Chisholm Trail
4
Colorado River
4
Denver
4
Europe
4
Great Britain
4
Illinois
4
Iowa
4
Missouri River Valley
4
Mormon Pioneer National Historic Trail
4
New York
4
Northwest, Old
4
Nottinghamshire
4
Oklahoma
4
Pacific Coast (U.S.)
4
San Francisco (Calif.)
4
Spain
4
Tennessee
4
United States Highway 66
4
British Columbia
3
Colorado River Valley (Colo.-Mexico)
3
Frontier and pioneer life
3
Hoover Dam (Ariz. and Nev.)
3
Japan
3
Middle East
3
Minnesota
3
Nauvoo (Ill.)
3
Nottinghamshire (England)
3
Oeste (Estados Unidos)
3
Oregon Territory
3
Overland Trails
3
Pony Express National Historic Trail
3
Riverside
3
Southwest, Old
3
Yellowstone National Park Region
3
Yosemite National Park (Calif.)
3
États-Unis (Ouest)
3
American River (Calif.)
2
Arkansas
2
Asia
2
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