Barone Fortress was built immediately after the St. John's fortress before the Ottoman army arrival during the Cretan War. Today you can experience this event through the technology of a so-called extended reality that revives the characters, sounds and scenes of the 17th-century Šibenik. It was built by order of Baron Christophe Martin von Degenfeld, a main commander of the city defence, after whom the fortress was named. It was initially built as a small fortress (ridotto) in order to obtain the final shape in 1659 during the rule of governor-provveditore Antonio Bernardo
https://www.sibenik-tourism.hr/lokacije/barone-fortress/6/en.html