Tower of Prendes Monument · Carreño, Gijón, Asturias A seigneurial tower of the 14th and 15th centuries built in the village of Prendes, square in plan and with ashlar walls. It is the clearest surviving evidence in Carreño of the defensive architecture of the Asturian medieval nobility. Photo: AsturiasVerde (Public domain) What to see and do in Carreño