Tower of el Ballester Monument · Castellfollit de Riubregós, Anoia, Barcelona A Romanesque defensive tower situated on a hill north-west of Castellfollit de Riubregós, which together with the Torre del Raval formed the castle's first line of defence; it was badly damaged in 1882 when the stronghold was dismantled. Of cylindrical plan, at 521 m altitude. An Asset of National Cultural Interest (BCIN 655-MH). Photo: PMRMaeyaert (CC BY-SA 3.0 es) What to see and do in Castellfollit de Riubregós