The Torrione Passari was commissioned by the University of Molfetta  in  1512 . It was initially a gunboat and later became a lookout tower. also known as Torrione Gadaleta or Torrione Nisio 

The keep is majestic and compact. At the base, the walls are massive and reach a thickness of five meters which gradually decreases to the cordon, from where you climb to the top from which you can enjoy a spectacular 360 degree view. The Torrione del Mare di Passaro has a circular plan with a thickness of the masonry on the ground floor of about 3 meters; It measures 11 meters and is 13.5 meters high above sea level. In the central part there are three  gunboats  arranged in the three directions of the horizon.