Today
on Far Future Horizons we present an episode of
the acclaimed National Geographic television series Ancient Megastructures and
explore the mysteries of the ancient city of Petra, the city of stone.
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| The Treasury, as seen from al-Siq, right before the passage ends. |
This documentary reveals how an ancient Semitic people
known as the Nabataeans turn the history of architecture on its head to create
one of the most awe-inspiring monuments in the world, the Khazneh, built
between 100 BC and 106 AD.

