Spearheads like this are by no means rare; it is just one of thousands that have been found across North America and that are the firmest evidence yet of the first human beings to inhabit the continent. … They’re known as Clovis points, after the small town in the US state of New Mexico where they were first discovered in 1936, alongside the bones of the animals they had killed.

Neil MacGregor, A History of the World in 1…, loc. 118