Apprentice whirling dervishes perform a "Sema" ritual during a ceremony in Konya
Apprentice whirling dervishes perform a "Sema" ritual during a ceremony, one of many marking the 744th anniversary of the death of Mevlana Jalaluddin Rumi, at the tomb of Mevlana in Konya, Turkey, December 7, 2017. REUTERS/Murad Sezer