Earthworks that span a huge swath of the Amazon River basin reveal some parts of the region were once densely populated.
The post Mysterious Geoglyphs Reveal Amazon Was Densely Populated Before Columbus appeared first on Scout SEO- Melbourne Internet Marketing.
from Innovation and Digital Marketing https://www.livescience.com/62137-amazon-once-densely-inhabited.html?utm_source=rss&utm_medium=rss
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