Iranian Zoroastrian priests, Moubad Rashin Jahangir and Moubad... News PhotoAnnual Event,Bonfire,Celebration,Cleric,Couple - Relationship,Diwali,Firewood,Horizontal,Illustration,Illustration Technique,Iran,Night,Nun,Priest,Religion,Religious Celebration,Suburb,Tehran,Traditional Clothing,ZarathustraPhotographer Collection: AFP 2013 AFPIranian Zoroastrian priests, Moubad Rashin Jahangir and Moubad Henghami (L) set firewood ablaze in celebration of the annual Zoroastrian Sadeh festival in a western suburb of Tehran on January 29, 2013. Sadeh, is an ancient Persian festival that is celebrated by setting a huge bonfire to honour fire and to defeat the forces of darkness, frost, and cold. Sadeh means 'hundred' and refers to one hundred days and nights past the end of summer. AFP PHOTO/BEHROUZ MEHRI (Photo credit should read BEHROUZ MEHRI/AFP/Getty Images)