Go for a walk by the water and enjoy some fresh air at Kukljica Harbor. It's always nice watching the boats as they come and go.
If you're staying a while in Kukljica, Kukljica Harbor is a good place to kick off your sightseeing. This place for ships to anchor is one of many attractions worth checking out here. Forum, St. Donat's Church, and Cathedral of St. Anastasia are also waiting to be discovered close by.