Pyramid of Sun has five construction phases with advanced earliest craftsmanship. Pyramid of Sun consists of five distinct construction phases stacked upon each other Deeper layers show more advanced craftsmanship than upper reconstructions Oldest levels contain massive blocks fitted with precision unmatched by later work

The Pyramid of Sun was built during the Tzacualli Phase around 100-200 CE — but here's the puzzle: deeper layers show more advanced craftsmanship than later reconstructions. The oldest levels contain massive blocks fitted with precision unmatched by later work

Key Facts

  • Pyramid of Sun consists of five distinct construction phases stacked upon each other
  • Deeper layers show more advanced craftsmanship than upper reconstructions
  • Oldest levels contain massive blocks fitted with precision unmatched by later work
  • Restricted zones behind Temple of Feathered Serpent show finely-cut andesite blocks with tighter joints
  • Cement used in city is among most durable ancient substances, resisting weathering better than modern concrete
  • Builders transported enormous basalt and andesite blocks from quarries dozens of km away without wheels or pulleys
  • In 1884, excavations found pyramids buried under up to 12 feet of compacted earth
  • Covering earth uniform and dense resembling alluvial flood deposits

Related site: Teotihuacan — view location, images, and history on the Ancient Nerds map.