“These are not natural things. Occasionally we have found artifacts nearby…. They can’t just be a coincidence. There’s some purpose behind it. But we can’t figure out what it is,” said an email to the media by David Kennedy, a professor of classics and ancient history at the University of Western Australia, who has led a research project that has extensively photographed ancient Levant sites from the air since 1997. "There seems to be some overarching cultural continuum in this area in which people felt there was a need to build structures that were circular." The circles are known...
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