This mosque was constructed in Keshla settlement of Baku. Its inner area is 10x10 meters; total area that belongs to the Mosque is 25x45 meters. Keshla settlement Mosque is a monument related to the XVII century. It was built according to the order of Shakh Abbas. There is an Arabic stone inscription above the entrance. The prayer hall consists of four big arches. The arches are joined with round cupola of the Mosque. The lower part of the cupola has 12 corners. They point at twelve imams. The sanctuary and the pulpit were made of cut stone flags. The windows of the Mosque have been made with great skill. The first section of the two-section windows is made of wood; the second section is made of a whole cut stone. The stones consist of small round hollows. As other Mosques, this Mosque also did not function in Soviet times and its activity has been restored only in 1989.