(Topkapi Sarayi) More than just an Imperial Residence of Ottoman Sultans, it was seat of Supreme Executive and Judiciary Council for almost 400 years long. Topkapi Palace is a great monument of Oriental architecture which houses exhibits of art, calligraphy, jewels, plates, costumes, the Ottoman Empire Treasury, and Holy Relics of prophet Muhammad.

Where chariot races were held in Roman Empire times, Egyptian Column from Byzantine Empire time. Today German Fountain is cornerstone of square.

Hagia Sophia (skip the line service is not available for active mosques – there is a queue for the entrance). (Ayasofya, Santa Sofia) here ancient cultures of East and West speak to you with a yet clear voice. Great blend of Christian and Islamic influence with beautiful interior mosaics, impressive and significant history. Built in 6th century by Emperor Justinian, played a very important role in Christian and Islamic World. After Ottoman Empire’s conquest the bells, altar and vessels were removed. Many mosaics were plastered over to convert the church into mosque, then museum in 1934. In July 2020 it is converted into a mosque again and one of the best sites in every daily Istanbul tours.

Grand Bazaar. (Kapali Carsi) the largest and oldest covered market of world with over 4,000 shops. It was constructed in 15th century and became the commercial hub of trade between Asia & Europe. Curiosity will be most charming effect taking you to get lost in streets of bazaar in your Istanbul tour.