This waterfall is located in the southern region of Behshahr, 3 km from the southern forests of Behshahr. becomes The Sangh Nou scenic complex is located deep in the forests of the Pre-Koh Jahan Mora mountains in Eastern Alborz and includes four waterfalls, the largest of which is about 12 meters high. The vegetation of the area is mainly wild oak trees and types of ferns, especially the eagle fern species. The river was created by the erosion of the sedimentary bed over time and its water is very clear.