Wartau Castle, St. Gallen, Switzerland
The ruins of Wartau Castle are located between Buchs and Sargans in the Rhine valley of Wartau. Encamped on the prominent hill of Saint-Martin, they are visible from far away. The castle was built by the lords of Wildenberg who settled in the hill of Saint-Martin in the 13th century. The castle had fallen into disrepair by the 16th century.