The River Kloy or Zaab takes its sources in the heights of the Maidan Gorge 2,140 m

It is composed of a series of monuments built in various periods that was shaped as a complex for the first time by Shah Tahmasb.

This Imamzadeh is the tomb of Davood-ebne Emad, one of the grandsons of Hazrat Zeinolabedin . The mausoleum is located in a mountainous region north west of Tehran drawing hordes of pilgrims to the site.

.This river originates from the mountains of Chehel Cheshmeh of Kurdestan

The mausoleum of Imam Khomeini (RA), the founder of the Islamic Republic of Iran is situated in the south of Tehran city. There are four towers in four sides of the mausoleum which are 91 m.