Kazeroon or Kazerun is located to the west of Shiraz and is 1032 km from Tehran.It has a rather hot climate with different intensities. It is one of the oldest cities of Iran. The Parishan Protected Lake is situated to the southeast of Kazeroon. In the old times, the city of Shapur was more developed than Kazeroon.
Today the ruins of the city of Shapur can be seen 20km away from Kazeroon. In 483-495 AD the city was developed as a result of the efforts of Firooz (son of Bahram the Sassanide) and at the time of Qobad, 487-498 AD it further developed and enlarged. There are many historical monuments in this city.