The Kashaf River is 240 km. in length and originates from mountain ranges of Hezar Masjed and Binalood, which flows through this valley. Hillocks about 20 km. southeast of Quchan separates this valley from the Atrak Valley. About 900 villages surround this valley. During autumn the nomads residing here take full advantage of their surroundings. Public spots are plentiful in this valley.