The said bridge lies en route from Qazvin to Bo'inn Zahra. The bridge has three arches, two of which are larger. These arches are pointed.

The same is located on the Qazvin - Bo'inn Zahra Road and is a remnant from the Safavid age. The structure is a five sided one with two circular towers, and a rectangular courtyard.

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.

These towers are located at a distance of 1 km. from the Hesar Armani village, and within 32 km. of the Qazvin - Hamadan Road. The same are close to one another, though they are located in a vast vicinity.

The said lies in the Panbeh Reeseh locality of Qazvin, and is also reputedly known as the tall dome. Hamdollah Mostowfi who was a honored geographer came from a famed family of Mostowfian dynasty.