This fortress, located 4 km from the Talystan Village, on the right bank Agchay River, is the pride of Ismayilli. The fortress consists of internal and external parts (Ichgala). It is a powerful defensive system of early Middle Ages. They say that offenders were dropped from the fortress down into the abyss. The fortress is associated with the name of Javanshir Mehranid, the famous Albanian military leader and an outstanding ruler (642-681).