TEHRAN, Dec. 21 (MNA) – Yalda Night, known as the Chelleh Night, falls on December 21. Considered the longest night of the year when the ancient Iranians celebrated the birth of Mithra, the goddess of light, the Yalda Night was registered on the Iran’s National Heritage List in 2008.

Further relevant photos are available on
http://www.mehrnews.com/fa/newsdetail.aspx?NewsID=1489077
http://www.mehrnews.com/fa/newsdetail.aspx?NewsID=1489383