Engineering the Great Pyramid, Great Wall and Colosseum - Episode 50
Aug 16, 2017
01:03:29
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How could something as big as the Great Wall or as intricate as the Colosseum be built so long ago? Amazing engineering went into these creations, even if it wasn't know. Or maybe aliens helped out... who knows?! We do, so take a listen to our hour long 50th episode celebration!
Unprofessional Engineering