Teotihuacan in the Valley of Mexico has massive pyramids with precise celestial alignments and sealed underground tunnels and chambers with liquid mercury built with advanced technology. The architecture of this ancient civilization continues to baffle modern archaeology, suggesting the site was built by a pre-historic civilization before the Great Flood.
Pre-Historic Megastructures eBook: https://universeinsideyou.systeme.io/prehistoric-megastructures
This almost 500-page eBook includes images and contains over 30 of the most remarkable pre-historic megastructures on the globe. Megastructures that defy any explanation and suggest the use of advanced technology.
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