Archaeologist Sarah Parcak studies lost cities of the ancient world. But unlike the fictional archaeologist Indiana Jones — and generations of real-world archaeologists — Parcak peers at temples, pyramids and other remnants of the distant past from great heights, scanning the ground with satellite technology orbiting at altitudes thousands of miles above Earth.
A pioneer in this relatively new field of so-called space archaeology, Parcak shares some of her biggest discoveries in a new memoir, "Archaeology From Space." Her book outlines how aerial views have transformed her field, revealing hundreds of sites that were previously unknown. The lives of people from millennia ago still have much to teach us, and new methods for studying the past — particularly civilizations that succumbed to a changing climate — can uncover important lessons for humanity's future.
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