Grapčeva cave - the most significant prehistoric site of the Adriatic. Signs of culture dating back to the 4th millennium BC were found in the cave. Kr. from which it is evident that the inhabitants of the cave at that time knew polychrome ceramics from the shores of the Ionian and Aegean seas. A fragment of a vessel with the oldest depiction of a ship in Europe was also found in the cave. A tour of the cave is possible on Mondays, Wednesdays and Saturdays.