City: Valkenburg Length of route: The route is 30 kilometers long. Nature of the route: In the southern Limburg Heuvelland there are 8 marked mountain bike routes with a total length of 250 kilometers. The routes are linked by connecting pieces, so that a network is created that covers the entire Heuvelland. It is therefore possible to discover the whole of Heuvelland by mountain bike. The routes are attractive for beginners as well as advanced and are landscaped by the most attractive areas of the Heuvelland. This network structure is unique in the Netherlands. The Valkenburg Route is an advanced route. The route contains long slopes and hilly pieces of forest. The routes are marked as a result of the unambiguity and safety Marking: The route is marked with wooden poles with black international MTB sign (triangle with 2 rounds). Connection routes from one route to another are marked as white.