Fortress Adenbach     Fortress Are    Fortress Heimerzheim    Burg Linz    Castle Miel    Fortress Morenhoven    Fortress Münchhausen    Fortress Overbach    Fortress Wissem    Ruins of the Fortress Löwenburg    Ruins of the Fortress Windeck    Ruins of the Fortress Saffenburg    Fortress Godesburg with St. Michael Chapel    Castle Poppelsdorf    Rheinbach Fortress    Castle of Alfter    Castle Auel    Castle Drachenburg    Castle Merten    Moated castle Adendorf    Moated castle Gudenau    Moated castle Lüftelberg    Moated castle Mauel    Moated castle Müttinghoven