Castle of los Condes de Chinchón Monument · Chinchón, Las Vegas, Madrid A Renaissance fortress rebuilt in the mid-16th century after the previous castle was destroyed during the Comuneros revolt of 1520; square in plan with towers at the corners, it stands south of the town and remains a ruin. Photo: M.Peinado from Alcalá de Henares, España (CC BY 2.0) What to see and do in Chinchón