Things to do in Croatia. Starigrad Paklenica. Starigrad Paklenica is a town that sits at the base of the towering Velebit mountains, in northern Dalmatia, just 40km from Zadar. Mother nature blessed Croatia when it comes to nature, and she gave Starigrad Paklenica an extra blessing by sitting the Paklenica National Park right next door. Click to read more..