The scientists have recently stated that the Amazonian rainforest was transformed over two thousand years ago by prehistoric people. The researchers added that there is evidence which shows a creation of hundreds of huge and mysterious earthworks.
The research took place under the guidance of Brazilian and
The ditched enclosures, in
The researchers said that they have achieved very small part of this research as the sites are still little understood. Since archaeologists recovered very few artifacts during excavation they said this mysterious site is improbable to be villages.
The archaeologists analyzed the layout that shows these were not built for defensive reasons. Additionally, it is thought they were used only intermittently, possibly as ritual gathering places.