The Karkas mountain chain (Persian: کوهستان كركس or رشتهکوه کرکس Reshteh kuh-e Karkas) is a mountain range in central Iran. Having a northwest-southeast direction, it is stretched from Kashan to Ardestan for more than 100 kilometres. With an elevation of 3895 metres, the highest peak of the Karkas Mountains is Mount Karkas which is situated close to Natanz.[1]