English: The Palace of Darius in Susa was a palace complex that was built at the site of Susa, Iran, during the reign of Darius I over the Achaemenid Empire. The construction was conducted parallel to that of Persepolis. Manpower and raw materials from various parts of the Achaemenid Empire contributed to its construction. It was once destroyed by fire and was partially restored later, little has remained from the complex, which is today part of an archaeological site.