Rent your own speedboat at Locally Istanbul, located at the roundabout of Ataşehir Bulvarı and Turgut Özal Bulvarı. They’ll pick you up from Beşiktaş pier, which is a 10-minute walk from the hotel. Hop off the boat in Kuruçeşme for seafood at Park Fora. It’s on Muallim Naci Caddesi and easy to spot.
LOCALLY ISTANBUL: locallyistanbul.com; three-hour cruise €600, including a guide and a bottle of wine
PARK FORA: Muallim Naci Caddesi, Topuzlu Parkı İçi No:54/A; +90-(0)212-265-5063; parkfora.com