The 10th day of Dhul Hijjah, the 12th and final month of the Islamic Lunar Calendar marks Eid al-Adha. This year, it falls on Wednesday in Iran.
Buying and wearing new clothes for Eid, performing Eid prayers, visiting relatives, making special recipes and distributing free food are among the traditions of Eid al-Adha.
Here are some photos showing people in the region of Turkmen Sahra in Golestan Province preparing for the feast.
SQ/AG