Château St. Gerlach, formerly St. Gerlach Monastery or Sint-Gerlachusstift, is located in the church village of Houthem in Valkenburg aan de Geul in the valley of the Geul river, in the province of Limburg, Netherlands. It was originally built in the twelfth century as a monastery of canons and functioned from the fourteenth century as noble ladies convent. In the nineteenth century, the monastery was converted into a castle-like country house. It includes a rectangular main building, a coach house and a castle farm . Since 1997, the complex at Joseph Corneli Allee has been a luxurious hotel, restaurant and conference center established. The building complex, including the Sint-Gerlachus Church and the surrounding gardens, includes several national monuments and is part of the Buitengoed G