Imam Reza shrine

Imām Reza shrine (Persian: حرم امام رضا‎) in Mashhad, Iran is a complex which contains the mausoleum of Imam Reza, the eighth Imām of Twelver Shi'ites. It is the largest mosque in the world by dimension and the second largest in capacity. Also contained within the complex include: the Goharshad Mosque, a museum, a library, four seminaries, a cemetery, the Razavi University of Islamic Sciences, a dining hall for pilgrims, vast prayer halls, and other buildings. This complex is the center of tourism in Iran. The shrine itself covers an area of 267,079m while the seven courtyards which surround it cover an area of 331,578m - totaling 598,657 m (6,443,890 sq ft). In 818 Imam Reza was murdered by Al-Ma'mun and was buried beside the grave of...