Kohin area with geographical coordinates 49 degrees and 42 minutes east longitude and 36 degrees 25 minutes north latitude is located at 10 km of Qazvin - Rasht road.
Yale Gonbad  mineral spring water is a mineral water which have Bikarbonat calcic iron and gas is very hot. Due to the carbon dioxide, the strength of water and it's heat is soothing and painkiller. These water in the treatment of neurological diseases, arthritis, rheumatism and neurological is effective. Drinking it in the digestive tract, liver and biliary tract and gastrointestinal diseases and nutritional disorders is effective.

Yale Gonbad  mineral water,the traditional structure of village, handicrafts and it's nature is considered as its attractions.