Allegheny Portage Railroad National Historic Site

The first railroad to cross the Allegheny Mountains, the Allegheny Portage Railroad was the final piece of the Pennsylvania Main Line Canal. "The Portage" opened in 1834, marking the first time that there was one, direct route between Philadelphia and Pittsburgh. All things to all people, it served merchants, passengers, slaves in pursuit of freedom, and soldiers from the Mexican War.
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Evening on the Summit: Gallitzin TunnelsJoin Allegheny Portage Railroad National Historic Site for an Evening on the Summit program about the Gallitzin Tunnels. The presentation takes place on Tuesday, July 21, 2026, at 7 p.m. in the visitor center auditorium and is free of charge.
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Park information and photos come from the National Park Service. This is not an official NPS site.