Masjed Soleyman is a city in and the capital of Masjed Soleyman County, Khuzestan Province, Iran.
Masjed Soleiman is a historical city which is located among the Zagros Mountains.
According to historical scripts, In elamite empire the name of masjed soleyman was Assak and after following the Persian invasion this name change to parsomash. They founded the city of Parsumash in memory of their motherland near the city of Anshan which is the fatherland of Pasargadae and Persepolis.
A French archaeological expedition under the supervision of Prof. Roman Ghirshman made some important discoveries. Ghirshman believes Parsomash (present-day Masjed Soleyman) was the oldest capital of the Achaemenian Kingdom.
Masjed Soleyman was inhabited by various clans of Bakhtiari tribes but oil exploration in this area attracted other people from other parts of Bakhtiari zones to this city for trade or jobs.
Masjed Soleiman’s most interesting parish is Tembi, and historical and ancient site is Sarmasjed Temple in the northeast. Sarmasjed temple is on the verge of Sarmasjed terrace, in ancient time fire had been continuously flaming inside it. And according to historians was the capital of Achaemenian Reign. Among other Masjed Soleiman ancient relics, we can suggest the ancient Temple of Bard-e-Neshande.