Istanbul is the largest city, an important seaport, a major industrial, commercial and cultural center of Turkey. The city is located on the two banks of the 30-kilometer strait of the Bosporus, connecting the Black Sea and the Sea of ​​Marmara. The Bosporus divides the two parts of the world – Europe and Asia, therefore Istanbul is immediately in both parts of the world. Istanbul is a city-museum with buildings of various eras: it is the famous Bosporus Bridge, as a symbol of good-neighborly relations between Europe and Asia, which stretches along the Black Sea; And the unique Maiden Tower, and the Hippodrome, and the famous Hagia Sophia, and the magnificent Blue Mosque, and much, much more.