A Florida archaeologist’s decades-long persistence has helped solve one of Peru’s most puzzling geographical conundrums: the origin and purpose of the so-called Band of Holes in the country’s mountainous Pisco Valley.

Charles Stanish, professor of archaeology at the University of South Florida , and an expert on Andean culture, spent years studying the more than 5,200 curious hillside shallow pits known to local residents as Monte Sierpe - serpent mountain.

He surmised during numerous field trips since the 1980s that the holes were man-made indentations created during the pre-Inca period for a rudimentary market place, then adapted by Incan civilization into a sophisticated kind of accounting and storage system, likely for agriculture.

Rival theories abounded – from the sensible t

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