the ruins of palace of a hundred columns with the tomb of king artaxerxes iii in the background at persepolis (iran)

achaemenid ancient architecture artaxerxes back background bearing built capital ceremonial city column columns darius date death declared earliest empire exemplifies gate gates gray great griffin head heritage house hundred iran king northeast old only palace persepolis persian portion propylon province reliefs remains ruins rule sand shiraz site small stone style successor summer tomb unesco world xerxes