Imam Reza Holy Shrine
The Imam Reza Shrine in Mashhad is the main religious and architectural highlight of Mashhad to visit which contains the mausoleum of Imam Reza, the eighth Imam of Shiites. This shrine is the world’s largest mosque by dimension. It has seven courtyards and has the total area of 598,657 square meters. By the end of the 9th century a dome was built on Imam Reza’s grave and his shrine was expanded. This complex contains various buildings such as the Goharshad Mosque, vast prayer halls a museum, a library, four seminaries and a cemetery.