A side-view of the northwest iwan of the mosque. This iwan is adjacent to the southwest iwan pictured in the previous two images, and the basin lying right in front of the southwest iwan can be seen here as well. Built roughly at the same time and with similar methods, the southeast and northwest iwans both have later Safavid architectural elements. However, these Safavid structural modifications are different in both, since the intervention took into consideration the kind of structure found in the adjacent area of each iwan (walls were added to the southeast iwan; piers to the northwest). The names of both iwans indicate their pedagogical roles/associations. Called the suffa of the master (Ustaz), the northwest iwan was restored fully be...