Al-Rifa’i Mosque is a mosque located in Cairo, Egypt. The mosque was built in the 19th century, and it was constructed on the site of a Fatimid mosque that was dedicated to the tomb of Ali, the grandson of Imam Ahmad al-Rifa’i. The mosque was built in a period that lasted for 43 years, and it combines different Islamic architectural styles. Today, it serves as a royal mausoleum, which houses the tombs of the Muhammad Ali dynasty, the Shah of Iran, and other dignitaries. The mosque is located in the Citadel Square, opposite the Mosque-Madrassa of Sultan Hassan, and it rivals it in size and grandeur.