Allegheny Portage Railroad National Historic Site was our second stop today. The portage essentially functioned as a “canal lock” for raising the railroad up various steep grades in crossing the Appalachian Mountains—an important advancement in moving goods westward.

A sign for the Allegheny Portage Railroad National Historic Site is displayed outdoors, surrounded by greenery.A historical information sign describes Inclined Plane No. 6 of the Allegheny Portage Railroad, with rail tracks and trees visible in the background.A railway track leads into a lush forest setting under a clear blue sky.A white building with large doors sits behind a historical information plaque about Engine House No.6, surrounded by grassy lawns and a short railway track.A large stone building with multiple windows sits behind a historical information sign on a grassy area under a blue sky with clouds.