Dune Belt in bird's-eye view - Open Monument Day

Sunday, September 13, Open Monumentendag is dedicated to vulnerable heritage. Heritage tells stories, connects generations, and deserves protection. Walk from Commanderij Gruitrode through forests, heathland, and rolling inland dunes to the Oudsberg, the highest inland dune in Flanders. Along the way, you will get to know the flora, the fauna, and the fascinating past of Commanderij Gruitrode, a special heritage site. A cozy picnic on top of the Oudsberg is literally the highlight! Date: Sunday, September 13, 2026 Start location: parking Commanderij Gruitrode Adres: Kasteelstraat 2, 3670 Oudsbergen (Gruitrode) Departure: 10 a.m. Duration: 4 hours Distance: +/- 10 km Bring yourself: a picnic, drink, walking shoes, and appropriate clothing. Participation fee: free, but advance registration is required. (This activity is offered for free by the municipality of Oudsbergen).