6th century bc Achaemenid period Ancient civilization Archeology Architecture Arid climate Art and craft Artaxerxes iii Bas relief Built structure Clear sky Color image Copy space Day Entrance Famous place Fars province Islamic republic of iran King-royal person Middle east Middle eastern Naqsh-e rustam Necropolis No people Old ruin Outdoors Persian culture Photography Relief Rock formation Sassanid period Shiraz Stone material Stone wall The past Tomb Tombs of the kings Travel destination Unesco world heritage site Vertical