69 Pyramids were actually made of a very early form of concrete created using a mixture of limestone, clay, lime, and water. (media.greatawakening.win) posted 3 years ago by LoganAct 3 years ago by LoganAct +69 / -0 33 comments download share 33 comments share download save hide report block hide replies
https://www.livescience.com/amp/1554-surprising-truth-great-pyramids-built.html
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Thanx
Thank you for an informative read :) shared with my kids, my dad and my grandmother :)