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Research Reveals How Ancient Farmers Built an ‘Engineering Wonder’

  • Early farmers in South America built a giant irrigation system considered an engineering wonder of the world thousands of years ago.
  • Communities in present-day Colombia created this vast irrigation network through cooperation among family groups without a top-down government.
  • The pre-Hispanic field systems of La Mojana in the Colombian Caribbean are so large they are visible from high-altitude aircraft.
  • The study found that local communities organized and built these canal-ridge systems quickly, possibly in less than two months, without relying on powerful external forces.
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Research reveals how ancient farmers built an ‘engineering wonder’

A study suggests found that the impressive engineering work was most likely locally led and cooperative.

·Washington, United States
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An archaeological study in La Mojana, in the Colombian Caribbean, reveals that the ancestral engineering of the Zenu people was community-based, sustainable and able to cope with the climatic extremes of flooding and drought that today devastate the region

·Madrid, Spain
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Above Cusco, in Peru, three huge zigzag walls guard one of the most impressive examples of Andean engineering. In Sacsayhuamán, giant blocks were carved in irregular and united shapes without mortar, creating such close frames that they fed for centuries the famous comparison that not a sheet of paper could penetrate many of the... The post The ancient stone fortress where blocks of more than 100 tons were embedded without mortar and hardly leav…

·São Paulo, Brazil
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Phys.org broke the news in Douglas, United Kingdom on Tuesday, August 11, 2026.
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