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Ancient Megastructures (2011)
Examine how ancient civilisations built some of the most magnificent structures on the face of the Earth, many centuries before the industrial revolution.
Keywords: tmdb.history
Production companies: Parallax Film Productions,
Darlow Smithson Productions,
Parthenon Entertainment,
National Geographic
Network: National Geographic
Runtime: 450 min.
Episode Runtime: 50 min.
Released: March 11, 2011
Last Air Date: March 26, 2011, midnight
Status: Ended
Certification: TV-G / 2+
