Machu Picchu's Hidden Secrets | Blowing Up History: Seven Wonders

As one of the cradles of civilisation in the Americas, the Incan civilisation built Machu Picchu as a holy complex high in the Andean mountains, but what other secrets is this ancient city hiding?

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Видео Machu Picchu's Hidden Secrets | Blowing Up History: Seven Wonders канала Discovery UK