Radiocarbon dates from seaweed associated with stone tools at Monte Verde, Chile, placed humans there as early as 14,200 years ago.
Notes on verification
Confirmed by peer-reviewed study (PubMed), corroborated by university press release and news coverage, consistent with Wikipedia summary of the site's dating.
Sources
- The First Americans - Smithsonian Magazine (smithsonianmag.com)
- https://pubmed.ncbi.nlm.nih.gov/18467586/ (pubmed.ncbi.nlm.nih.gov)
- https://news.vanderbilt.edu/2008/05/08/new-evidence-from-earliest-known-human-settlement-in-the-americas-supports-coastal-migration-theory-58122/ (news.vanderbilt.edu)
- https://www.nbcnews.com/id/wbna24525317 (nbcnews.com)