The earliest known human footprints in North America. (1 jan 21000 ano antes da era comum – 1 jan 19000 ano antes da era comum)
Descrição:
It is also the earliest known evidence of the Oasisamerica civilizations, which eventually became the cultures in modern Northern Mexico and Southwestern United States."Ancient Footprints Suggest Humans Lived In The Americas Earlier Than Once Thought". NPR.org. 24 September 2021. Retrieved 27 September 2021.
Adicionado na linha do tempo:
Data:
1 jan 21000 ano antes da era comum
1 jan 19000 ano antes da era comum
~ 2001 years