Andong Old Street is a themed pedestrian area that looks back to the period when Dandong was known as Andong, a busy frontier trading city on the Yalu River. The architecture is reconstructed rather than untouched heritage, but the street gives visitors an accessible way into the city's border-town identity.
Treat it as an evening stroll, snack stop, and atmosphere piece rather than a museum-quality old quarter. It pairs well with the Yalu River promenade and Broken Bridge, especially if you want a softer end to a day otherwise dominated by war history and views toward North Korea.