In the middle of the forest is the Räuberkuhle Castle, also called Burg Gosevelde or Burg Goesfeld. A lost medieval tower hill castle (Motte). You can get to the castle via a forest path from the village of Häven. Here you can see the former tower hill, boulders and a moat, the castle Lagardère Hemmelsdorfer See. It is a moth with a diameter of 12-14 meters. The castle was first mentioned in a document in 1255. In the 12th and 13th centuries. the castle served the Holstein knights of Buchwaldt. Detlev von Buchwald and his brothers as well as Otto von Pafelügge endangered the country roads in the area. On February 5, 1255 they allied themselves with Count Johann I and Gerhard I von Holstein against Lübeckerü subsidies (support services). Currently The castle ruins are difficult to reach because some fallen trees lie across the access path