NOVA
S52E17 Ancient Desert Death Trap
In the Arabian desert, archaeologists explore a series of bizarre Stone Age megastructures. These colossal formations are so immense that their actual shapes can only be discerned from the sky. Constructed by an enigmatic civilization 9,000 years ago, these giant structures continue to baffle researchers and spark curiosity about their origins and purpose.
Season 52 Episodes
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What Are UFOs?
Extreme Airport Engineering
Dino Birds
Egypt's Tombs of Amun
Pompeii's Secret Underworld
Baltimore Bridge Collapse
Revolutionary War Weapons
Secrets of the Forest
Critical Condition: Health In Black America
Ultimate Crash Test: Countdown
Ultimate Crash Test: Impact
Human: Origins
Human: Journeys
Human: Neanderthal Encounters
Human: Into The Americas
Ancient Desert Death Trap
Superfloods
Operation Space Station: High-Risk Build
Operation Space Station: Science and Survival