Getting your history fix underground or finding the best hammam in Istanbul; coffee you could stand your spoon in or an early morning swim with locals in the Bosphorus. Readers share their tips on the best way to experience the Turkish capital
Istanbul city guide: what to see and where to eat, drink and stay
To add a tip for next week, and be in with a chance of winning a £200 Hotels.com voucher, go to GuardianWitness