Tehran, a city that has been known as the Iranian capital for over 230 years. The founder of the Qajar Dynasty, Agha Muhammad Khan, for the first time in history, chose Tehran as the center of government. Tehran has a long history and on the southern slopes of Alborz Mountains, and average altitude of 1190 meters above free water level, so it has a good climate. Of course, if we do not consider the air pollution factor, anyway this is the problem of metropolises. According to the 2016 census, Tehran has a population of more than 8 million and the area of the city is 730 square kilometers. In the past, Tehran has been one of the villages of Rey city (Shahr-e-Rey). Historically Rey has been the center of communication between the east and west as well as north to south. Due to its strategic, political, administrative, commercial and religious location, it has experienced many conflicts and aggressions throughout history. In the past, Rey was central point of the Silk Road in the geography of Iran. Tehran has many historical collections such as Golestan, Saad abad, Niavaran and lots of other attractions like Azadi Tower and multiple museums.
The most important attractions of Tehran are: The National Jewelry Treasury, Tabiat Bridge, Mount Tochal, Jamshidieh Stone Park, Golestan Palace, Tajrish Bazaar, Sadabaad Palace, Glassware and Ceramic Museum of Iran, Tehran Museum of Contemporary Art, Niavaran Palace Complex, National Museum of Iran, Great Bazaar (Market) of Tehran, Carpet Museum of Iran, Azadi Tower, Tochal Complex.