Apart of the mountainous region of Mongasht is located in the township of Eazeh which has very high mountains. It is considered to be one of the longest semi branches of the Zagross Mountain Ranges. The highest peak in this area is 3,613 m. and is located at a distance of 55 km. southeast of Eazeh.
The Hallaijan, Ab Zardak and Seidoon Rivers originate from the western skirts, the Lirat and Someh Rivers originate from southern slopes and three branches of the Khersan and Karoon Rivers also originate from the eastern skirts of this mountain range. A large portion of this mountain is covered by dense forests, and at the end of which a pool is formed the dimensions of 2.5 x 2.5 m. called ‘Bundan’.