Concrete City is a collection of 20 duplex homes made entirely of concrete in present-day Nanticoke, PA. These homes were constructed in 1911 by the Delaware, Lackawanna and Western Railroad (DL&W Railroad) for the employees at the companies Truesdale Colliery. (The DL&W would later go on to use concrete to construct the famous Tunkhannock Viaduct in 1915.) In 1924, just 13 years after the homes were built, Concrete City was abandoned. The Glen Alden Coal Company, who had taken ownership of the