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Mile long band of mysterious and unexplained holes in Pisco Valley – Peru.

The Mysterious Holes of Peru: A Pre-Columbian Domestic Water Source for Trans-Oceanic Travelers? Part I

No really serious attention has been paid by scientists to resolve the mystery of nearly 7000 'pits' that snake their way for almost one mile across the rugged Cajamarquilla Plain bordering the Pisco...