Khuzestan province with the centrality of Ahvaz is located in the southwest of Iran at the coast of Persian gulf and is considered to be the center of oil and gas production in Iran. In terms of having different subcultures, Khuzestan province is the most diverse in Iran. Bakhtiaris, native Arabs, Persians, Lurs and etc reside in Khuzestan. Khuzestan province is the richest province of Iran in terms of oil and gas reservoirs, exports of which are the main source of revenue for the country at the moment. Khuzestan is of the provinces that suffered so much damage during the eight years of war and has lost much both socially and economically. Kuzestan province, due to its ancient history and being the cradle of civilization has many historical monuments. Chogha Zanbil, which is registered in the list of UNESCO World Heritage is only one of these precious monuments. Also the Shushtar Hydraulic System which is world renowned and is also registered by UNESCO, is another of these important historical monuments which is quite rare in terms of its engineering. Elamite civilization is a part of this ancient territory.