peristyle square of the ancient diocletian palace in old town area of ​​split, croatia

295 305 39aph39 abdication ancient antiquity archaeological archaeology architectural architecture area art attraction buildings built column complex conservation croatia cultural diocletian discoveries edifices emperor european fortification heritage historic historical history imperial late legacy life mausoleum monument monuments museum national old one palace peristyle postimperial preserved residence restoration roman ruins s site split square temples tourism tourist town unesco world