Steamtown National Historic Site (NHS) is a railroad museum and heritage railroad located on 62.48 acres (25.3 ha) in downtown Scranton, Pennsylvania, at the site of the former Scranton yards of the Delaware, Lackawanna and Western Railroad (DL&W). The museum is built around a working turntable and a roundhouse that are largely replications of the original DL&W facilities; the roundhouse, for example, was reconstructed from remnants of a 1932 structure. The site also features several original outbuildings dated between 1899 and 1902. All the buildings on the site are listed with the National Register of Historic Places as part of the Delaware, Lackawanna and Western Railroad Yard-Dickson Manufacturing Co. Site.

Scranton is a city in and the county seat of Lackawanna County, Pennsylvania, United States. With a population of 76,328 as of the 2020 U.S. census, Scranton is the most populous city in Northeastern Pennsylvania and the Wyoming Valley metropolitan area, which has a population of 562,037 as of 2020. It is the sixth-most populous city in Pennsylvania.