A strait in Turkey that separates Europe and Asia. It connects the Black Sea with the Sea of ​​Marmara, and on both its shores are located districts of Istanbul. Characteristics of the strait: depth – 124 meters; length – 30 kilometers; width – from 4 kilometers to 750 meters (the narrowest strait in the world). On the shores of the Bosphorus you can see picturesque forests, ancient fortresses, resort complexes and residential areas of Istanbul.