The city of Tehran is the capital of Iran. This chief town of the confirms province, you/he/she is placed to the north of the country and the feet of the mountainous chain of Alborz. Tehran counts around 10.000.000 of inhabitants and is found to an altitude of 1100 ms. The today’s capital of the Islamic Republic of Iran, considered the history of the country and as his/her city, is relatively young. A small village called Tehran, had been being since for the 10° century next to the greatest and florid Rey. But the historical and economic circumstances forced the inhabitants of Rey and other centers lived near to Tehran, to stabilirvisi. In the sucessivis centuries, elsewhere different Iranian sovereigns with situated capitals began, for strategic or political motives, to notice Tehran and to build you different buildings of governorship. But they were the Qajars, and more precisely Agha Mohammad Khan-and Qajjar, the caposipite of the dynasty, that in the The 8° century they gave the possibility to change form and content to Tehran. This way it was in 1795 that Tehran was named the Capital of Iran.