The Origins & Collapse of the Preclassic Maya in the Mirador Basin, Guatemala 

According to Richard Hansen, the concentration of large cities in the Mirador Basin in the Middle and Late Preclassic periods (circa 1000 B.C. to A.D. 150) led to the construction of the largest pyramids on the planet, the largest ancient Maya cities, the first "freeway" system in the world and the first true state-level society in the Western Hemisphere.
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