Atlantropa: The $1 Trillion Dam to Drain the Mediterranean
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The Cube Actually Begins Construction
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Inside Africa's Food Forest Mega-Project
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Emmanuel Todd - Allemagne : de la puissance à l'impuissance
21:44
Egyptians Spilled Billion Tons of Unsalted Water into the Sahara Desert, the Result Was Unexpected
26:00
Impossible Megaprojects That Never Happened
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What happened to Italy's Skyscrapers?
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Constructing the Wonder: Hoover Dam Secrets Revealed
14:58