Rock Run Historic Area is a preserved site located in Maryland, showcasing the region's rich industrial history. It features remnants of the Catoctin Iron Furnace, which operated in the 19th century, along with various historical structures and artifacts that highlight the area's significance in iron production. Visitors can explore scenic trails that wind through the area, offering views of the Potomac River and surrounding landscapes. The site also provides educational programs and interpretive signs, making it an engaging destination for those interested in American history and the industrial heritage of the region.