U r going to love it
I visited the city for a couple of days and i really loved it
Enjoy each streat and place and building !
And the place around Hagia sophia is ancient and the Hagia Sophia itself is going to AMAZE U !
And dont forget to eat doner kebab lol
Istiklal street and Taksim square also u can find almost everything to buy there !
Enjoy ur trip to the max