Natanz is one of the historical cities in the centre of Iran, located 125 kilometers northeast of Isfahan province, with an area of 3920 square kilometers. The city is located on the hillside of Karkas Mountains.
The city of Natanz is lush and mountainous, and is famous for it's gardens. For many years it has been a safe place for the caravans who have crossed the city for tourism, pilgrimage and trade.
It's beneficent blessings, such as the running springs, pleasant weather, along with the hospitality and warmth of the people, which is a common feature of all Iranian people, have made it as a source of peace and tranquility for travelers and tourists throughout history.
As Natanz has been located in the main road to the north and south of the country, it had always been at the attention center of the governments since thousand years ago.
Karkas Mountain is a part of the northern half of the central Iranian mountains, located in the west of Natanz. Karkas mountains is the result of lavas that have come out through the gaps in the earth crust. Hamdollah Mostofi refers to Natanz in Nizhat al-Qalub as: Karkas is a montain near Natanz which is not connected to any mountains. The mountain is on the high side and even the vultures can't climb up, so it is called so.