Fast and Easy Access. Visit one of the most famous landmarks with a pre-booked entry ticket and start exploring right away. Your ticket will be sent to you by email 24 hours before your visit — please remember to check your inbox and spam folder. Join one of the best Bosphorus boat tours in Istanbul and admire the cosmopolitan city from a completely different perspective while enjoying the beautiful views of the Orient and the Occident at the same time. The Bosphorus is 32km long, separates Europe from Asia and connects the Marmara Sea to the Black Sea. Cruise along the Bosphorus between Asia and Europe and discover Istanbul tourist attractions, magnificent palaces, ancient castles, and other historical sites, as well as fine seaside residences and the Bosphorus bridge. Our boat is departing hourly, if you should miss your departure time you can join the next departing boat.