Region
Fort Duquesne (Pa.)
21
Pittsburgh (Pa.)
10
United States
9
Fort Pitt (Pa.)
8
Pennsylvania
5
Fort Duquesne
4
Fort Duquesne (Pittsburgh, Penns.)
3
Fort Duquesne (Penns.)
2
Fort Pitt
2
Nouvelle-France
2
Pennsylvanie
2
Pittsburgh
2
Allegheny County
1
Allegheny County (Pa.)
1
Canada
1
Flanders
1
Fort Pitt (Penns.)
1
Great Britain
1
Ohio River Valley
1
Pitt, Fort
1
Pittsburgh (Penns.)
1
Pittsburgh Region
1
Pittsburgh Region (Pa.)
1
Point State Park (Pittsburgh, Pa.)
1
Scotland
1