CastelBrando, former Castrum Costae, is a medieval castle situated on a dolomite limestone rock at an elevation of 370 m (1,210 ft) above sea level, overlooking the villages of Cison di Valmarino and Valmareno, Northern Italy. The name CastelBrando is due to the name Brandolini, the ancient family from Forlì, who were the Lords of the castle.