One of the largest castles in the Netherlands was Montfort Castle, which was built in 1260 on behalf of the Prince-Bishop of Liège, Hendrik III van Gelre, on a ridge in the Vlootbeek Valley not far fr...
A true witness to the Middle Ages is the high medieval ruins of the lowland castle of Hayn, also known as Dreieichenhain Castle, which lies at the end of the northern old town, nestled in a picturesqu...
