Map of the Americas showing pre Clovis sites. Adapted from <a rel="nofollow" class="external free" href="http://www.sciencemag.org/news/2017/08/most-archaeologists-think-first-americans-arrived-boat-now-they-re-beginning-prove-it">http://www.sciencemag.org/news/2017/08/most-archaeologists-think-first-americans-arrived-boat-now-they-re-beginning-prove-it</a> and <a class="external free" href="https://en.wikipedia.org/wiki/Clovis_culture#Evidence_of_human_habitation_before_Clovis">https://en.wikipedia.org/wiki/Clovis_culture#Evidence_of_human_habitation_before_Clovis</a>
<a href="//commons.wikimedia.org/wiki/User:Pratyeka" title="User:Pratyeka">Pratyeka</a>
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<span class="int-own-work" lang="en">Own work</span>