Eid al-Adha marks the end of the annual Hajj pilgrimage

Every year, the date changes as it's based on the Islamic lunar calendar, which is about 11 days shorter than the Western 365-day Gregorian calendar

Eid al-Adha is also called the 'festival of sacrifice'

The tradition for Eid al-Adha involves slaughtering an animal and sharing the meat with family, friends and the needy

On Eid-al-Adha, Muslims worldwide offer prayers, decorate their homes and prepare scrumptious meals

Gifts are distributed among family, friends and the poor

Around the world, Eid traditions and festivities vary and different countries have unique cultural approaches to this important festival