This robust, square tower with crenellations and corner bartizans is a relic of a lost fortified castle. It was built by King Dinis and once belonged to the first duke of Bragança, the bastard son of King João I. Today, aMuseu Militar occupies four floors of the keep.
Address:L.go da Câmara Municipal de Chaves, 5400 Chaves
Mon-Fri 9am-12.30pm, 2pm-5.30pm, weekends 2pm-5.30pm - closed Bank Hols and weekends in winter - €1 combo ticket inclusive of Museu da região flaviense