Muslims around the world celebrate Eid al-Adha, or the Feast of the Sacrifice. Photo: Pakistanis in festive dress leave a mosque after offering the Eid al-Adha prayers, in Lahore
© AP Photo/K.M. Chaudary Muslims pray on Eid al-Adha at the Kul Sharif (Qolsharif) Mosque, Kazan
© Yegor Aleyev/TASS During the holiday, which in most places lasts four days, Muslims slaughter sheep or cattle, distribute part of the meat to the poor and eat the rest. Photo: A girl seen during celebrations of Eid al-Adha in Trenyov Park, Simferopol
© Sergei Malgavko/TASS Malaysia Muslim women arrive for prayer during the Islamic holiday of Eid al-Adha at a mosque in Shah Alam, Malaysia
© AP Photo/Yam G-Jun People pray in the start of the Eid al-Adha, at the Kocatepe mosque in Ankara, Turkey
© AP Photo/Ali Unal People attend a morning prayer marking Eid al-Adha in Kokokputek, Lombok Island, Indonesia
© AP Photo/Fauzy Chaniago Pigeons fly past as Muslims gather to offer Eid al-Adha prayers at Jama Masjid in New Delhi, India
© AP Photo/Manish Swarup Indian Muslims leave after offering prayers on the occasion of Eid al-Adha at Jama Masjid Mosque in New Delhi
© EPA-EFE/RAJAT GUPTA Children of Rohingya refugees watch from a window as elders pray inside a mosque on Eid al Adha at Kutupalong refugee camp, Bangladesh
© AP Photo/Altaf Qadri, Archive Muslims slaughter a sacrificial animal and split the meat into three parts, one for the family, one for friends and relatives, and one for the poor and needy. Photo: Malaysian muslims prepare to slaughter a cow as a sacrifice during Eid al-Adha celebrations in Kuala Lumpur
© EPA-EFE/FAZRY ISMAIL A child controls sacrificial animals for sale, following prayers at the start of the Eid al-Adha, outside a mosque in Istanbul
© AP Photo/Lefteris Pitarakis, Archive A girl sits in the women's section during Eid al-Adha prayers, held in a sports hall in Bucharest, Romania
© AP Photo/Vadim Ghirda Pakistani Muslims pray in Quetta, Pakistan
© AP Photo/Arshad Butt Muslims pray on Eid al-Adha in Moscow
© Sergei Fadeichev/TASS