Chogha zanbil or Ziggurat Historical site as a historical attraction in Dezful of Khuzestan. Ziggurat of Chogha Zanbil is an icon of Elamite art and architecture. Chogha Zanbil is one of the most prominent Religious worship in Iran, which was built in 1250 BC in the era of Elamites. The major religious buildings architecture of that era were pyramidal. Meanwhile, the oldest and most important historical structure of the water of Iran and the world called Chogha zanbil refinery is located alongside the same ancient structure.