Sedia gestatoria an elaborate variation on the sedan chair. Two large fans ("flabella") made of white ostrich feathers —a relic of the ancient liturgical use of the "flabellum", mentioned in the "Constitutiones Apostolicae"— were carried at either side of the "sedia gestatoria". The ceremonial throne was mainly used to carry popes to and from papal ceremonies in the Basilica of St. John Lateran and St. Peter's Basilica. The "sedia" was used as part of papal ceremony for nearly a millennium. Its origins are sometimes thought to date back to the Byzantine Empire where Byzantine emperors were carried along in a similar manner,
Religion in Algeria Ages onward. Each brotherhood had its own prescribed path to salvation, its own rituals, signs, symbols, and mysteries. The brotherhoods were prevalent in the rural and mountainous areas of Algeria and other parts of North Africa. Their leaders were often marabouts or shaykhs. The more orthodox Sunni Muslims dominated the urban centers, where traditionally trained men of religion, the ulema, conducted the religious and legal affairs of the Muslim community. Jews and Christians, whose religions Allah according to the Qur'an recognized as the precursors of Islam and who were called "people of the book" because of their holy scriptures, were