1. Hagia Sophia
Under the preservation of UNESCO, this heritage site is looked upon as a treasury of ancient knowledge. Most of the places in Istanbul have witnessed a significant religious merger. And Hagia Sophia, a 6th century church which was refurbished by the Ottoman Turks as a mosque and later secularized has high significance in today’s time.
One of the famous tourist places in Turkey, this museum is a very intellectual pick for your holiday. An interesting fact to keep in mind while you tour the museum is that Hagia Sophia was constructed in just 6 years of time.