When the biggest cathedral on the planet, the Hagia Sophia is considered the magnum opus of Byzantine architecture. Guests say This is a need to-see when in Istanbul and suggest taking a guided tour for more information regarding the background of the website. From the Beaten Route. Places that supply https://istanbul-personal-portfol03355.blogsvila.com/37194178/how-istanbul-wp-can-save-you-time-stress-and-money