Istanbul Sultanahmet Square Half-Day Big Group Tour

• Sultanahmet Square the Hippodrome of Constantinople, now Istanbul, was an ancient chariot racing arena built in the 3rd century and later expanded. It was a major center of Byzantine public life, with notable remnants including the Egyptian Obelisk and the Serpentine Column.
• Sultanahmet Mosque The Blue Mosque, is an iconic Ottoman-era mosque in Istanbul, renowned for its striking blue tiles and six minarets. Completed in 1616, it remains a significant religious and historical landmark.

-The Basilica Cistern, or Yerebatan Sarnıcı, is a 6th-century underground water reservoir in Istanbul. Built during Emperor Justinian I's reign, it features 336 marble columns and held up to 80,000 cubic meters of water, vital for the Byzantine city.

• Cafer Ağa Medrasa.