Satellites, infra-red imaging identify more than 1K tombs
(NEWSER) - An American Egyptologist thinks she’s discovered 17 buried pyramids, more than 1,000 lost tombs and 3,000 ancient settlements, using satellite photos and infra-red imaging. Ancient Egyptian structures were made out of mud brick, which is significantly denser than the surrounding soil, Dr. Sarah Parcak explains in a new BBC documentary. Those buildings show up in the infra-red images, producing detailed maps of sprawling, buried cities. More»