Bewilder yourself with our first stop Constantine’s Hippodrome along its 100,000 people capacity, it reflects just how big of a metropolis old Constantinople was. Jumping forward in time to the Ottoman Sultanahmet Square where most probably to observe Constantinople really does meet Istanbul here as on one side of the square sits the splendid Hagia Sophia. Witness the beauties of Sultanahmet Mosque, which is also known as the Blue Mosque. Without any doubt, another impressive Constantinople period church will be the Sergios-Bacchos Church with its idiosyncratic architectural style, thanks to its resemblance to the…