Region
Astoria (Or.)
3
Astoria, Oregon
1
Bozeman Trail
1
Butterfield Overland Trail
1
Butterfield trail
1
California
46
California National Historic Trail
6
Canada
1
Central America
3
Chihuahua (Mexico : State)
1
City of Rocks National Reserve
1
City of Rocks National Reserve (Idaho)
1
Columbia River Valley
2
Cowlitz Trail (Wash.)
1
Death Valley (Calif. and Nev.)
4
Hawaii
2
Idaho
1
Knoxville Region (Tenn.)
1
Meek's Cutoff (Or.)
1
Mexico
4
Mississippi River Valley
1
Missouri River
1
Missouri Valley
1
Montana
1
Nevada
2
New Mexico
2
Northwest, Pacific
2
Northwestern States
6
Ohio River Valley
1
Oklahoma
1
Oregon
17
Oregon National Historic Trail
27
Oregon Territory
2
Overland Trails
2
Pacific States
1
Platte River (Neb.)
1
Rocky Mountains
3
Salt Lake City (Utah)
6
Scotts Bluff County (Neb.)
1
Scotts Bluff National Monument (Neb.)
1
Seattle (Wash.)
1
Sierra Nevada
1
Sierra Nevada (Calif. and Nev.)
5
Southwest, New
13
Tahoe, Lake (Calif. and Nev.)
1
Tahoe, Lake, Region (Calif. and Nev.)
1
Texas
1
Truckee Region
1
Truckee Region (Calif.)
1
United States
17
more ...