How is it that the great temples in Peru and Egypt show a clear understanding of the precession of the equinoxes way prior to its "discovery" by Hipparchus?. Drawing on an amazing wealth of materials - from a close reading of mythology to geological texts, from archaeo-astronomy to rarefied mathematics - Hancock devises a theory that posits a highly evolved civilization that was wiped clear off the face of the earth during the cataclysmic happenings that attended the retreat of the last ice sheet.
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