Top Places To Visit 48 Spots
Hagia Sophia Museum / Church (Ayasofya)
Santa Sofia was for nearly a thousand years, the largest enclosed space in the world and is still seen as one of the world's most important monuments. It is one of Turkey's most popular attractions, people are drawn by the sheer spectacle of its size, the architecture, mosaics and art. It was built in the sixth century by the Byzantine emperor Justinian. It is closed on Monday.
Topkapi Palace Museum
Only the palace is the part of the tour which has so much to see and to be said. A guided tour is a must to really understand the meaning of the most popular attractions of Istanbul. In short, the Topkapi Palace was the imperial residence of the Ottoman Sultans, from Fatih Sultan Mehmet, the Conqueror, until 1856. It became a museum in 1924. Parts of the palace and the Harem, Baghdad Pavilion in Hall Revan, Sofa Pavilion, and the courtroom are distinguished by its architectural heritage, while in other sections artifacts are displayed which reflect the palace life. The museum also has collections from the imperial treasury including Chinese porcelain, weapons, calligraphy etc. It is closed on Tuesday.
We took red line till Zeytinburgu and from there tram till Sirkeci for 6 lira. You have maps available in all the metros which can be very handy and are free.