Lanesboro, PA, United States
Starrucca Viaduct. Built in 1847-48 by the Erie Railroad, it is the oldest stone railroad bridge in use today. The viaduct is 1200 feet long, 110 feet high, and 30 feet wide at the top.
Listen to the audio guide for Blue plaque № 29715 Free on WIP — starts by itself when you arrive, even with the screen off