Region
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Texas
2
Yosemite National Park (Calif.)
2
Africa
1
America
1
Astoria (Or.)
1
Bent's Fort (Colo.)
1
Bozeman Trail
1
Brattleboro (Vt.)
1
Buffalo (N.Y.)
1
Butterfield Overland Trail
1
Canadian Northwest
1
Chicago (Ill.)
1
Cody Region
1
Cody Region (Wyo.)
1
Deserts
1
Duluth
1
Duluth (Minn.)
1
Elwha River Valley (Wash.)
1
Frontier and pioneer life
1
Germany
1
Glarus (Switzerland : Canton)
1
Grand Canyon (Ariz.)
1
Great Basin
1
Great Salt Lake
1
Great Salt Lake (Utah)
1
Highland (Ill.)
1
Illinois
1
Kansas
1
Knoxville Region (Tenn.)
1
Lewis and Clark National Historic Trail
1
Michigan
1
Middle East
1
Nebraska
1
Nord-Ouest canadien
1
Nordamerika
1
Nordwest
1
Oklahoma
1
Olympic Peninsula (Wash.)
1
Overland Trails
1
Pacific states
1
Pennsylvania
1
Philadelphia
1
Pony Express National Historic Trail
1
Rocky Mountain region
1
Rocky mountains
1
Salt Lake City (Utah)
1
San Luis Valley (Colo. and N.M.)
1
Sierra Nevada (Calif. and Nev.)
1
Tennessee
1
United States Highway 20
1
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