Located in the southeast of Behshahr in the midst of the forest, is a lake with an area of about 10 hectares. Due to the fact that in past, Shah Abbas Safavi was responsible for constructions in this vicinity, thereby the name. Being easily accessible by vehicle, in addition to a resting area, ancient relics, sweet water and pleasant weather make this region a must place for tourists to visit.

Source : http://www.itto.org/tourismattractions/?sight=485