Vast ancient Mayan city is found in a Mexican jungle — by accident
A research team then went on to discover a huge ancient city that they named “Valeriana” after a nearby freshwater lagoon. The researchers say Valeriana, which may have been home to 30-50,000 people at its peak, probably collapsed between 800 A.D. and 1,000 A.D., for a complex set of reasons, including climate change. “The growing […]
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