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Cairo

Cairo

Season 1 Episode 2
54:20
Season 1

Istanbul

Season 1 Episode 3
53:53
Bucoleon Palace

Bucoleon Palace

Video
1:56
Ayazma

Ayazma

Video
2:29
Episode 5: The Calling

The Calling

Season 4 Episode 5
53:05
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Ancient Invisible Cities

Athens

Season 1 Episode 1

Professor Darius Arya uses scanning technology to reveal the hidden secrets of ancient Athens. From the buildings on the Acropolis to the silver mines and quarries beyond the city, he investigates the story of the city that gave the world democracy.