Pir is a term in Persian to refer to a pilgrimage site, most often one of the Zoroastrian faith. The six major Zoroastrian pir located in and around the city of Yazd, Iran are: Seti Pir, Pir-e Sabz (also known as Chak Chak), Pir-e NÄraki, Pir-e BÄnu, Pir-e Herisht, and Pir-e NÄrestÄn.