Due to the range of culinary traditions across the Iranian provinces, food in Iran is extremely diverse. Common to all the Iranian provinces however, is the fact that Iranian food tends to be both healthy and nutritious.
Twelver Shi'i Islam is totally dominating the Iranian society, not only as creed, but also with its impact on the political system.
The time of Islamic festivals is calculated according to local sightings of various phases of the moon and the dates given below are approximations which are subject to change each year.