35K views · 937 reactions | MIND-BLOWING discovery inside the Great Pyramid of Giza! Scientists used cosmic ray imaging to reveal a hidden chamber that's been sealed for 4,500 years!  This mysterious void is as large as a passenger jet and completely inaccessible by normal means. What ancient secrets are hidden inside? Could this be the pharaoh's true burial chamber? This cutting-edge technology is revolutionizing archaeology!  | Ancient Egypt Uncovered | Facebook