Among many other people around the world, Muslim devotees offer Eid al-Adha prayers at the Galle Face Green in Colombo on May 28

Starting the day with prayer, a child looks on as Muslim devotees offer Eid al-Adha prayers at the Galle Face Green in Colombo

Thai Muslims gather to pray at a mosque during Eid al-Adha, or Feast of Sacrifice, in Thailand's southern province of Narathiwati

A Thai Muslim visits a cemetery during Eid al-Adha, or Feast of Sacrifice, in Thailand's southern province of Narathiwat on May 28

Fireworks explode over the Katara Cultural Village during the celebrations to mark the start of Eid al-Adha, the Feast of Sacrifice, in Doha on May 27