Istanbul is Turkey's largest city and its cultural and economic center. This city is located next to the Bosphorus and the Sea of ​​Marmara. The Bosphorus Strait separates both the continents of Asia and Europe, and Istanbul is the only major city in the world, located on two continents.

The natural harbor of the Golden Horn or the Gulf is located in this city. It is the metropolis as the European Cultural City for 2010.

Iran Airtour is flying from Tabriz to Istanbul on Mondays, Wednesdays and Fridays.