Interior view over the prayer hall at Hagia Sophia | Istanbul | Turkey - stock photo

Interior view of the dome and arch in main prayer hall inside Hagia Sophia, situated in downtown Istanbul, Turkey. The image shows a mural of Mary holding Jesus Christ as well as inscriptions of Allah and Mohammad. Hagia Sophia was once a Greek Orthodox Christian patriarchal basilica, and later an imperial mosque under the Ottomans. Famous for its massive dome, it is considered the epitome of Byzantine architecture. It is one of the main tourist attractions in Istanbul.