Archaeologists had long thought that ancient Egyptians must have used a nearby waterway to move the giant materials used to build the pyramids.
![Egypt fears Ethiopia's mega-dam will deprive it of life giving water [Getty]](/sites/default/files/styles/image_156x88/public/2023-12/GettyImages-1238666514.jpg?h=199d8c1f&itok=DhppzVJH)
