İf you want to join tour in Istanbul. Istanbul Guide Services reallly will be happy to assist you. during organizing tour in Istanbul , Most of People do same mistake.They do only tour in Istanbul which covers only highlights like Hagia Sophia Museum, Topkapı Palace or Blue Mosque. THİS İS SO WRONG
Every fingers are different . and Everybody is different like fingers . Your Tour in Istanbul must be different than others.
So Istanbul Guide Services invite you to make your own tour in Istanbul
Please contact us and feel free to ask any question
Istanbul Guide Services