How ancient builders raised the mighty pyramids still captures the curiosity of historians and scientists. Despite decades of digging, high-tech scanning, and countless theories, the puzzle remains: ...
This file Aug. 19, 2011 photo shows tourists as they leave the Bent Pyramid at Dahshur, about 25 miles south of Cairo, Egypt. An international heritage research group says scientists will begin ...
Color illustrations, including front cover. Hidden ramps may solve the mystery of the Great Pyramid's construction. https://siris-libraries.si.edu/ipac20/ipac.jsp ...
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