split, croatia. diocletian palace peristyle, ancient spalatus, roman empire

adriatic sea croatia dalmatia dicolectian emperor diocletian palace domnius mediterranean roman empire spalatus split yugoslavia architecture bell blue sky cathedral catholic church citadel dark destination dusk evening exterior fortification fortresslike historic horizontal illuminated impressive landmark medieval night nightfall old outdoors people peristyle scenic spotlight tourist attraction tower town travel twilight croatia ancient grand open space heart surrounded majestic columns arcades