Region
Pennsylvania
40
Alaska
4
New Jersey
4
Washington County
3
Allegheny County
2
Beaver County
2
Centre County
2
Delaware Water Gap (N.J. and Pa.)
2
United States
2
York County
2
Boyertown
1
Butler County
1
Carbon County
1
Clinton County
1
Elders Ridge
1
Elders Ridge Quadrangle
1
Houtzdale Region
1
Lisburne, Cape
1
Lycoming County
1
Maine
1
Maryland
1
Montana
1
North America
1
Northampton County
1
Pittsburgh
1