Robat Sharaf, or Sharaf Caravanserai, is an important historical place that dates back to the late Seljuk era. It is located in the eastern part of the Red Road in Khorasan Razavi province.
The Sa’d Al-Saltaneh Caravanserai is one of the biggest roofed caravanserais of Iran located in Qazvin City and dating back to Qajar dynasty with around 400 rooms/shops.
It is on the road of Yazd-Kerman, and is one of the many caravanserais made by Shah Abbas known as Abbasid Caravanserai, with a circular plan, 5 towers, and 43 guading section.
Iranian architecture can be studied in two eras, pre-Islamic era (divided into two styles of Parsian and Parthian) and post-Islamic era