Picture Blitz:
Allegheny Portage Railroad National Historic Site, PA (50)
Picture Blitz:
Allegheny Portage Railroad National Historic Site, PA (51)
Picture Blitz:
Allegheny Portage Railroad National Historic Site, PA
Picture Blitz:
Allegheny Portage Railroad National Historic Site, PA (11)
Picture Blitz:
Allegheny Portage Railroad National Historic Site, PA (53)
Picture Blitz:
Allegheny Portage Railroad National Historic Site, PA (13)
Picture Blitz:
Allegheny Portage Railroad National Historic Site, PA (12)
Picture Blitz:
Allegheny Portage Railroad National Historic Site, PA (14)
Picture Blitz:
Allegheny Portage Railroad National Historic Site, PA (16)
Picture Blitz:
Allegheny Portage Railroad National Historic Site, PA (15)
Picture Blitz:
Allegheny Portage Railroad National Historic Site, PA (19)
Picture Blitz:
Allegheny Portage Railroad National Historic Site, PA (17)
Picture Blitz:
Allegheny Portage Railroad National Historic Site, PA (20)
Picture Blitz:
Allegheny Portage Railroad National Historic Site, PA (21)
Picture Blitz:
Allegheny Portage Railroad National Historic Site, PA (23)
Picture Blitz:
Allegheny Portage Railroad National Historic Site, PA (26)
Picture Blitz:
Allegheny Portage Railroad National Historic Site, PA (25)
Picture Blitz:
Allegheny Portage Railroad National Historic Site, PA (22)
Picture Blitz:
Allegheny Portage Railroad National Historic Site, PA (31)
Picture Blitz:
Allegheny Portage Railroad National Historic Site, PA (29)
Picture Blitz:
Allegheny Portage Railroad National Historic Site, PA (30)
Picture Blitz:
Allegheny Portage Railroad National Historic Site, PA (27)
Picture Blitz:
Allegheny Portage Railroad National Historic Site, PA (33)
Picture Blitz:
Allegheny Portage Railroad National Historic Site, PA (37)
Picture Blitz:
Allegheny Portage Railroad National Historic Site, PA (36)
Picture Blitz:
Allegheny Portage Railroad National Historic Site, PA (34)
Picture Blitz:
Allegheny Portage Railroad National Historic Site, PA (35)
Picture Blitz:
Allegheny Portage Railroad National Historic Site, PA (40)
Picture Blitz:
Allegheny Portage Railroad National Historic Site, PA (39)
Picture Blitz:
Allegheny Portage Railroad National Historic Site, PA (41)
