Region
Pennsylvania
7
United States
5
Great Britain
2
America
1
Bushy Run Battlefield (Pa.)
1
Conococheague Creek Region (Pa.)
1
Detroit
1
Detroit (Mich.)
1
Europe
1
États-Unis
1
Fort Detroit (Detroit, Mich.)
1
Fort Duquesne (Pa.)
1
Fort Pitt (Pa.)
1
Great Lakes Region (North America)
1
Greenville Co
1
Maryland
1
Michigan
1
Northumberland County
1
Northumberland County (Pa.)
1
Pennsylvanie
1
Pittsburgh (Pa.)
1
Pittsburgh Region
1
Pittsburgh Region (Pa.)
1
Point State Park (Pittsburgh, Pa.)
1
Shenandoah River Valley (Va. and W. Va.)
1
South Carolina
1
Westmoreland County
1
Westmoreland County (Pa.)
1