1 of 6 Eid-ul-Adha is the most important religious holiday in the Muslim calendar. These Muslims in France are praying on the streets of Paris on the first day of the festival.
2 of 6 Muslims across the world are celebrating Eid-ul-Adha. These Muslims are attending a sunrise service in Ulee-Lheue, which was devastated by the huge Asian tsunami.
3 of 6 Eid-ul-Adha marks the end of Hajj, an annual pilgrimage to Mecca which Muslims are expected to complete at least once in their life. Eid is celebrated by all Muslims, not just those who are on the pilgrimage.
4 of 6 Muslims in Rome pray on the first day of Eid. Eid lasts one to three days.
5 of 6 These people in Bangladesh are jumping on a train to get back to their families in time to celebrate Eid-ul-Adha.
6 of 6 These children in an orphanage in Baghdad are being given presents by the acting Iraqi Prime Minister Iyad Allawi.