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A handout aerial photograph made available by INAH on 26 October 2011, shows the archeological area of Teotihuacan, central Mexico. Japanese Archaeologist Saburo Sugiyama discovered that ancient architects of this city used a metric unit of 83 centimeters to built the Sun, Moon and Teotihuacan pyramids, 80 kilometers northeast Mexico City, that was at it's time (150 A.C. - 650 B.C.) one of the biggest cities of the world, just behind Constantinople and Alexandria
Ancient Msyteries - The puzzling Pyramids of Mexico 2/5
Ancient Mysteries - The puzzling Pyramids of Mexico 3/5
Ancient Mysteries - The puzzling Pyramids of Mexico 4/5
Ancient Mysteries - The puzzling Pyramids of Mexico 5/5