The Filomarino Palace was constructed in the 15th century by a branch of the Brancaccio family. At this time two ogival arches were erected on the stairway which can also be admired. The palace was renovated by the Sanseverinos princes of Bisignano) as well as by Giovanni Francesco Di Palma between 1512 and 1530. Benedetto Croce lived in the palace until he died (1866-1952). He was a philsopher and historian who in 1947 founded the Italian Institute for Historical studies in the room which previously housed the well-stocked library.