For a decade, archaeologists have been racing to study deep mysterious trenches slashed through the soil of the Amazon. Rings, squares and hexagons have pointed to long-forgotten human settlements in a region previously neglected by researchers.
But now, the extent of these settlements is finally being revealed. The discovery of 81 new archaeological sites has just been confirmed, which were home to up to a million people, in an area that occupied just 7% of the Amazon rainforest. Could this be the destination of the ancient Guatemalan Maya civilisation? Did they abandon Central America and travel into South America and settle?
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