Staple Bend Tunnel - America's first railroad tunnel

This video is a slow walk through America's first railroad tunnel, the Staple Bend Tunnel. This tunnel is located about 4 miles east of Johnstown, Pennsylvania, in a town called Mineral Point and was constructed between 1831 and 1834 for the Allegheny Portage Railroad. Construction began on April 12, 1831. The tunnel is 901 feet in length and is now owned by the National Park Service.