The Wallmuseum Oldenburg is the medieval adventure museum in Ostholstein. The museum is housed in several historic farm buildings, which were faithfully rebuilt. Many archaeological finds from Starigard (“Old Castle”), as the Slavic Oldenburg in the early Middle Ages was called, are on display.
Address: Professor-Struve-Weg 1, 23758 Oldenburg in Holstein
More informations: https://www.oldenburger-wallmuseum.de