Yachting is a popular activity in Istanbul. This is the only place in the world where you can enjoy the beauty of a mystical landscape while sailing back through history to Roman, Byzantine and Ottoman times and view magnificent castles, palaces and mosques.	Kalamis Marina	From the North Sea through the European interior, yachters can sail down the European channel system and the Rhine and Danube Rivers into the Black Sea harbors and to the Istanbul Bogazi and Istanbul Marinas a safe and short way to get there.
Sail on the Istanbul Bogazi under the  enormous bridges spanning two continents and around the Princes' Island to their beautiful bays. You may anchor and enjoy the serenity of this area. After enjoying all of the sights return to one of the two large marinas in the area. Atakoy Marina is on the European side and Kalamis Marina is on the Asian side. Both offer 24 hours service.	Atakoy Marina	International Offshore Yacht races are held in Istanbul every summer.