An atlas of Earth’s mysterious places — megaliths, pyramids, lost and sunken cities — with the evidence shown plainly: what is verified, what is contested, and what is still unknown.

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Hydraulic works tagged “formative”

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🇵🇪 Peru · Hydraulic works

Cumbemayo Aqueduct, Cajamarca

Andean Formative (Early Horizon) · Cajamarca (Cumbemayo culture) pre-Chavín

Andean 9-km zigzag rock-cut canal 1500 BCE with zigzag flow-slowing and Frailones hoodoos.