A sheep seller stands in front of his flock in Kabaria sheep market in Tunis, Tunisia, before Muslim's traditional festival Eid al-Adha, on Sept. 21, 2015. Eid al-Adha, or Feast of Sacrifice, marks the end of the Hajj pilgrimage to Mecca and commemorates Prophet Abraham's readiness to sacrifice his son to show obedience to God. (Xinhua/Zhang Yuan)
