SialanSialan is a mountain peak in Alborz range in Iran. The peak is located at an altitude of, overlooking the valley of Duhezar and Daryasar plain in Tonekabon county to the north, and the Alamut valley and Heniz in Qazvin County to the south.ClimbingThe level of difficulty is "walk-up" and the nearest village is Haniz to the south. There is also a hut at 3,270 m for hikers coming from the Southern valley.