Aqa Bozorg Mosque and School are located in the center of Kashan. This 18th century mosque is considered the finest Islamic complex in Kashan due to its symmetrical design. The courtyard of the mosque has another courtyard with a pool and a garden inside it. The two doors of the mosque have 6,236 nails in them to match the number of verses in the Quran. The entire complex including the dome of the mosque is made of brick. The complex has beautiful Thuluth and Nastaleeq inscriptions, stucco decorations, paintings, moqarnas and tilework.