Tags: Railway Line.
The Pittsburgh Line is the Norfolk Southern Railway’s primary east–west artery in its Pittsburgh Division and Harrisburg Division across the state of Pennsylvania. Formerly the Pennsylvania Railroad’s (PRR) Middle Division main line the Pittsburgh Line spans 248 miles (399 km) between the state capitol in Harrisburg and its namesake city of Pittsburgh crossing the Allegheny Mountains through the Gallitzin Tunnels west of Altoona and the famous Horseshoe Curve in the process.