Armstrong County, Pennsylvania

Allegheny River Lock and Dam No. 6 (Lock and dam) [Map]
1258 River Rd., Freeport, Pennsylvania

Allegheny River Lock and Dam No. 7 (Lock and dam) [Map]
Along PA 4023, 0.6 mi. N of Kittanning Br., Kittanning, Pennsylvania

Allegheny River Lock and Dam No. 9 (Lock and dam) [Map]
Terminus of PA 1004, 0.2 mi. N of T488, Widnoon, Pennsylvania

Allegheny River Lock and Dam No.8 (Lock and dam) [Map]
Along PA 1033, 1.5 mi. S of Templeton, Templeton, Pennsylvania

Allegheny River Locka and Dam No. 5 (Dam) [Map]
830 River Rd., Freeport, Pennsylvania

Armstrong County Courthouse and Jail (Courthouse) [Map]
E. Market St., Kittanning, Pennsylvania

Belknap, Pennsylvania (Populated place) [Map]

BPRR - Mahoning Creek Bridge #2 (Bridge) [Map]
Deck truss bridge over Mahoning Creek on Buffalo & Pittsburgh Railroad
Also known as: Colwell Cut Viaduct, Hogback Hill Bridge

Bradys Bend Iron Company Furnaces (Site) [Map · Street View]
PA 68, Bradys Bend, Pennsylvania
Also known as: Great Western Furnace

Cowansville, Pennsylvania (Populated place) [Map]

Drake Log Cabin (House) [Map]
Williams Alley, Apollo, Pennsylvania

Echo, Pennsylvania (Populated place) [Map]

Edmon, Pennsylvania (Populated place) [Map]

Ford City Armory (Armory) [Map]
301 Tenth St., Ford City, Pennsylvania

Ford Theater (Theater) [Map · Street View]
Ford Street & 3rd Avenue, Ford City, PA

Fredericksburg, Pennsylvania (Populated place) [Map]

Mahoning Creek bridge (Bridge) [Map]
Concrete arch bridge over Mahoning Creek on PA 1007

Mail Pouch barn - MPB 38-03-02 (Barn) [Map · Street View]
SR 66, Hyde Park, Pennsylvania

Mail Pouch barn - MPB 38-03-03 (Barn) [Map · Street View]
PA 66A, Vandergrift, Pennsylvania

Palace Theater (Theater) [Map · Street View]
211 Market St, Leechburg, PA

Schenley, Pennsylvania (Populated place) [Map]

St. Patrick's Roman Catholic Church (Church) [Map]
W of Cowansville off PA 268, Sugarcreek Township, Cowansville, Pennsylvania

St. Stephen's Church (Church) [Map]
PA 68, Bradys Bend, Pennsylvania

Templeton, Pennsylvania (Populated place) [Map]

Thomas Marshall House (House) [Map · Street View]
State St., Dayton, Pennsylvania

Tunnelville, Pennsylvania (Placename) [Map]

Widnoon, Pennsylvania (Populated place) [Map · Street View]

Yatesboro, Pennsylvania (Populated place) [Map]