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The stone heads on Easter Island are an enduring mystery: why were they built and why were they abandoned and destroyed?\xa0The old ideas about cultural collapse are yielding to new ones based on careful investigation on the ground - but also from above.\xa0What surprising explanations have we found and are we off base to think that ancient societies such as the Easter Islanders or the classical Egyptians were, in the end, failures?\xa0Can what we learn from these histories help predict which societies will survive?\nGuests:\n\n\nJames Grant Peterkin\xa0\u2013 Tour guide, resident, and British Honorary Consul on Easter Island\n\n\nSarah Parcak\xa0\u2013 Archaeologist, Egyptologist, remote sensing expert, professor at the University of Alabama at Birmingham, and author of\xa0Archaeology from Space: How the Future Shapes Our Past\n\n\n\n Carl Lipo\xa0\u2013 Anthropologist and professor at Binghamton University, State University of New York\n\n\nLearn more about your ad choices. Visit megaphone.fm/adchoices