Who Really Created The World's Ancient Cities?

From 'Alexander's Lost World' , Season 1, Episode 6: How did ancient civilizations construct sprawling megacities without modern machinery? From the precision-cut stones of the Andes to the advanced plumbing of the Indus Valley, we investigate the "impossible" engineering behind the world's oldest urban centers. Was it primitive manpower, or are we missing a piece of the historical puzzle? We go inside the ruins to uncover the true architects of our past. Licensed to Little Dot Studios. Subscribe to WONDER to watch more documentaries: https://www.youtube.com/WonderDocs Follow us on Facebook: https://www.facebook.com/TheWonderChannel WONDER is packed with binge worthy reality documentaries for hours of entertainment. Check out our hub of diverse and empowering stories which explore the extreme side of life! #Wonder #Civilizations #Ancient