Castle of Frades Monument · Cervantes, Ancares, Lugo One of the three castles declared a bien de interés cultural in the concello of Cervantes, together with Doiras and Quindous; its presence demonstrates the density of seigneurial fortifications in these mountain valleys. Photo: Luis Miguel Bugallo Sánchez (Lmbuga Commons)(Lmbuga Galipedia) (CC BY-SA 3.0) What to see and do in Cervantes