Qalayer Historical Mosque, Zanjan
This mosque is situated in the village of Qalayer of Zanjan and consists of a mosque and a Khaneqah. The mosque is a small square structure with inscriptions on all sides. The altar of which is constructed of stone and has the sacred names (of the Imams) engraved on it. Other ancient mosque of the province is Sajas in the township of Sajas, 12 km north west of the township of Khoda Bandeh.