After breakfast depart for Tour of "Sultan Ahmet Center", the heart of the "Old City" from where the Byzantine and Ottoman Empires were ruled. Hagia Sophia, one of the greatest marvels of architecture, constructed as a basilica in the 6th century by Emper or Justinian. Blue Mosque, facing Hagia Sophia, famous with its blue İznik tiles and unique with 6 minarets, built in the name of Sultan Ahmet. Hippodrome, center of sportive events (chariot races, athletics) and political activities of the old city. Serpentine Column, Obelisk of Theodosius and German Fountain of Wilhelm II are the monuments decorating the Hippodrome. Grand Covered Bazaar, most attractive shopping center and the biggest "souk" in the world with nearly 4000 shops selling antiques, jewellery, gold, carpets, leatherware and souvenir. Topkapı Palace, residence of Ottoman Sultans exhibiting imperial treasury, sacred Islamic relics of Prophet Mohammed, kitchen, Chinese porcelain, weapons, calligraphy section etc. Live guide commentary is not allowed in special sections. Rüstem Paşa Mosque, designed by the court architect Sinan for the Grand Vizier of Süleyman The Magnificent. A typical sample of Islamic architecture amidst the rows of shops near the Spice Bazaar, famed with its exquisite and colorful tiles set in floral and geometric designs. Dinner at Indian Restaurant. Overnight in Istanbul