The imposing castle dominates the image of Blankenheim. Finds indicate that a Roman fort previously stood here. Gerhard I built the castle in 1115 above the source of the Ahr. Today the castle complex serves as a youth hostel and can be visited on request. Blankenheim Castle is located directly on the hiking trails Burgen-Route and Eifelsteig stage 6.
The neighboring ruins of the Lion Castle, also known as Monreal Castle, and the Philippsburg, popularly called "the Rech" (roe deer), lofty above the picturesque half-timbered Monreal on a 350 m above sea level. NN high mountain spur.
The vast majority of the guided tours offered by Stolberg-Touristik start at the Galminus Fountain - and for good reason, as this fountain sculpture is firstly directly opposite our Stolberg-Touristik centre and secondly in the immediate vicinity of the charming old town.