Region
Pennsylvania
173
Pennsylvanie
45
Allegheny County
10
Northampton County
9
Adams County
7
Dauphin County
7
New Jersey
7
Warren County
7
Adams
6
Allegheny (Comté)
6
Monroe County
6
Washington County
6
Blair County
5
Perry County
5
Bradford County
4
Middle Atlantic States
4
Northampton (Comté)
4
United States
4
Armstrong County
3
Berks (Comté)
3
Berks County
3
Bucks County
3
Crawford County
3
Delaware River Valley (N.Y.-Del. and N.J.)
3
Erie County
3
Lehigh County
3
Warren (Comté)
3
Appalachian Trail
2
Bedford County
2
Bucks
2
Centre
2
Centre County
2
Crawford
2
Dauphin (Comté)
2
Fayette County
2
Juniata County
2
Lawrence County
2
Lehigh
2
Mercer County
2
Monroe (Comté)
2
Snyder County
2
Venango County
2
Appalachian Mountains
1
Blair
1
Bradford (Comté)
1
Butler (Comté)
1
Butler County
1
California Quadrangle
1
Clarion County
1
Cornwall
1
more ...