The earliest known human footprints in North America. (1 ene 21000 año aC – 1 ene 19000 año aC)
Descripción:
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.
Añadido al timeline:
fecha:
1 ene 21000 año aC
1 ene 19000 año aC
~ 2001 years