This aerial view shows Albanian Muslims attending the Eid Al-Adha prayer at Skenderbej Square in Tirana on July 20, 2021. - Eid al-Adha, the Festival of Sacrifice, is celebrated throughout the Muslim world as a commemoration of Abraham's willingness to sacrifice his son for God. Cows, camels, goats and sheep are traditionally slaughtered on the holiest day. (Photo by Gent SHKULLAKU / AFP)