and then quadruple-tracked in 1900 - though track No. 2 would eventually be removed in 1981 by PRR successor Conrail. It wasn't long until Horseshoe Curve caught the attention of many wishing to ...

Mirror photo by Patrick Waksmunski / The Railroaders Memorial Museum cable-guided funicular at the historic Horseshoe Curve was back ... the base of the complex to track level is operating again ...

Courtesy photo Irish Pennsylvania Railroad Workers operate machinery during railroad construction in the 1850s. The world famous Horseshoe Curve continues to be considered a modern marvel.