Aswan obelisk quarry more than meets the eye | Penn State ...
The unfinished Obelisk Quarry in Aswan, Egypt, has a canal that may have connected to the Nile and allowed the large stone monuments to float to their permanent locations, according to an international team of researchers, including Penn State''s Richard Parizek and Katarin Parizek. This canal, however, may be allowing salts from ground water to seep into what has been the best