
MECCA, SAUDI ARABIA – SEPTEMBER 12: Muslim pilgrims circumambulate around the Kaaba, Islam’s holiest site, located in the center of the Masjid al-Haram (Grand Mosque) during Hajj (Islamic pilgrimage) in Mecca, Saudi Arabia on September 12, 2016 on the day, one of the Muslims most important holiday, Eid Al-Adha (Feast of Sacrifice).Muslims worldwide celebrate Eid Al-Adha, to commemorate the holy Prophet Ibrahim’s (Prophet Abraham) readiness to sacrifice his son as a sign of his obedience to God, during which they sacrifice permissible animals, generally goats, sheep, and cows. Eid-al Adha is the one of two most important holidays in the Islamic calendar, with prayers and the ritual sacrifice of animals. (Photo by Orhan Akkanat/Anadolu Agency/Getty Images)