Walls, towers and gates Torre San Caterina Diroccato The origins on the construction of the Tower of Santa Caterina are uncertain. They are thought to date back to the 15th century. The tower has a truncated conical shape and was part of the coastal system. The property extends on a hill with a dominant view of Lake Maricello. The entrance to the mountain-shaped tower and the drains had been made for defensive purposes.