Basilica Cistern Skip-the-Line Entry and Audio Guided Tour

You can choose between the following options available in the order box: Audio-guided tour with Skip the ticket line entrance (Option 1), Guided tour with Skip-the-line entrance (Option 2), Small-group guided tour with Skip-the-line entrance (Option 3) that includes entrance with small-group tour for up to 8 people, or the Private tour with entrance (Option 4), for up to 8 people.Option 1: Audio-guided tour with Skip the ticket line entranceOption 2: Guided tour with Skip-the-line entranceOption 3: Small-group guided tour with Skip-the-line entranceOption 4: Private tour with Entrance Visit the Basilica Cistern, an architectural wonder constructed in the 4th century and expanded in 532 AD.Venture into this cathedral-sized cistern, established under Emperor Justinian I's reign in 532 A.D. Its purpose was to provide water to the Great Palace. The cistern boasts a capacity of up to 80,000 cubic meters of water, transported through an extensive network of aqueducts from a reservoir near the Black Sea.Descend fifty-two stone steps leading to the entrance of this historical structure. Learn about how the water supply originates from the Eğrikapı Water Distribution Centre in the Belgrade Forest. It then journeys through the 971-meter-long Valens Aqueduct and the 115-meter-long Mağlova Aqueduct, both remarkable feats of engineering by Emperor Justinian.