Arg-e AliShāh, also known as Arg-e Tabriz and Masjid AliShāh, is a remnant of a mosque in the center of Tabriz, Iran, built in the Ilkhanate period.

Construction of Arg begins under advisory of Illkhanate minister Taj-edin-Jahanshah, as a mosque. However construction was halted after the death of the minister and the collapse of the roof of the mosque . Later on Arg was used as an educational center during Safavid era. During the occupation of

This site is known today as Sheikh Safi Aldin (eddin) Ardebili which consists of many smaller parts and courtyards such as: Aali Qapou, Entrance, great courtyard, the tomb of sheikh safi aldin, seraglio, Tomb of King Esmaiil, Janat Sara Mosque , abbey, Martirdom cemetry and other parts.

This Historical place is one of the most beautiful sites in historical and artistical aspects in Iran.