Arak, Iran Arak, Iran Arak (, "Arâk"; ), is the capital of Markazi Province, Iran. At the 2011 census, its population was 526,182, in 160,761 families. this city nicknamed as Industrial Capital of Iran. A major industrial city, Arak hosts several industrial factories inside and within a few kilometers outside the city, including the factory of Machine Sazi Arak and the Iranian Aluminium Company. These factories produce nearly half of the needs of the country in steel, petrochemical, and locomotive industries. As an industrial city in a developing country, Arak is subject to the issue of air pollution. The term "Arâk" remains
Architects of Iran of the early Islamic and pre-Islamic world's wonders of Iran. It is unknown who built the palaces of Bishapur, Firouzabad, Persepolis, Susa, or the many other spectacular ancient edifices of Greater Iran. No record of their names exists. Only the ruins of what they built give us a faint indication of what masters must have walked the face of this earth eons ago. Many of the structures remaining today possibly had more than one architect working on them. Only one is mentioned in the following list, and only their most famous work is mentioned. The list also contains the names