Tehran is in the desert.
Tehran is served by Imam Khomeini International Airport, alongside the domestic Mehrabad Airport, a central railway station,  Tehran Metro, a bus rapid transit system, trolleybuses, and a large network of highways
Tehran is home to many historical sites, including the royal complexes of Golestan, Sa'dabad, and Niavaran, where the last two dynasties of the former Imperial State of Iran were seated

