Half-Day Istanbul Tours takes approximately 5 hours. In 5 hours, you can able to see close to each other places. Such as Hagia Sophia, the Hippodrome, the Blue Mosque, Grand Bazaar or Sultanahmet district. Half-Day Istanbul Tours are Istanbul Historical places Tour, Istanbul Dolmabahce palace Tour, Istanbul City Tour with Topkapi palace and Little Hagia Sophia Mosque.