The Xitle volcano at the southwestern edge…
57 BCE to 46 BCE
The Xitle volcano at the southwestern edge of the Valley of Mexico erupts in 50 BCE, covering with lava the site of Cuicuilco, one of the most refined cities of Mesoamerica.
The subsequent diaspora of the Cuicuilcans, and the attendant diffusion of their culture across most of central Mexico, will influence important cultural changes in the nearby power center of Teotihuacan.