Region
United States
West (U.S.)
15
Pennsylvania
7
États-Unis
6
America
4
États-Unis (Ouest)
3
Minnesota
3
Ohio River Valley
3
West United States
3
California
2
Europe
2
Great Britain
2
Iowa
2
Michigan
2
New England
2
Northwest, Old
2
Southwest, Old
2
Texas
2
USA
2
Utah
2
Vermont
2
Allemagne
1
Boonesboro
1
Boonesboro (Ky.)
1
Cave in Rock (Ill.)
1
Columbia
1
Columbia (Pa.)
1
Conococheague Creek Region (Pa.)
1
Delaware River Estuary
1
Delaware River Region
1
Delaware River Region (N.Y.-Del. and N.J.)
1
Delaware, Baie de la (Del. et N.J.)
1
Frontier
1
Germany
1
Great Basin
1
Greenville (Mich.)
1
Hudson
1
Illinois
1
Kaufman County
1
Kentucky
1
Lycoming Co
1
Lycoming County
1
Lycoming County (Pa.)
1
Maryland
1
Mexico
1
Mexique
1
Middle West
1
Mississippi (Fleuve)
1
Mississippi River
1
Mississippi River Valley
1
more ...