It is a place located amongst the mountains of Ardakan and Anjireh (on the way to Tabas) which is at a distance of 46 kilometers from Yazd.

The above mentioned is related to the Safavid era. But during the Qajar reign, Sa'dol Saltaneh, governor of the times, was responsible for its repairs, and named the same Chehel Sotune.

The Avan peak rises to about 3,750 m. and is located in the Alborz Mountain Range in the north of Roodbar. This summit is also known as Kheshteh Chal.

The province of Zanjan covers an area of 39,370 sq.km. To the east of this province is the province of Hamadan, to the west is the province of West Azarbayjan and to the south is the province of Kurdestan.

This mausoleum is to the east of the Payqambarieh Avenue of Qazvin. It is believed that four personalities (the Messengers of the Almighty) are laid to rest here.