An aerial view shows the Grand mosque and the Kaaba in the holy city of Mecca, on October 5, 2014. Pilgrims pelt pillars symbolising the devil with pebbles to show their defiance on the third day of the hajj as Muslims worldwide mark the Eid al-Adha or the Feast of the Sacrifice, marking the end of the hajj pilgrimage to Mecca and commemorating Abraham's willingness to sacrifice his son Ismail on God's command in the holy City of Mecca. AFP PHOTO/MOHAMMED AL-SHAIKH (Photo credit should read MOHAMMED AL-SHAIKH/AFP/Getty Images)