A great example of a Parthian style iwan at the Sheykh Lotfollah mosquehttps://admin.ghorbany.com/inspiration/the-persian-empires-chapter-2/800px-sheykh_lotfollah_mosque.jpg/viewhttps://admin.ghorbany.com/logo.png
A great example of a Parthian style iwan at the Sheykh Lotfollah mosque