The Xochimilca people, considered to be one of the seven Nahua tribes that migrated into the Valley of Mexico, first settled around 900 CD in Cuahilama, near what is now Santa Cruz Acalpixca.
De Xochimilca mennesker, der anses for en af de syv Nahua stammer, der migrerede ind i Valley of Mexico, først afgjort omkring 900 cd i Cuahilama, nær hvad der nu Santa Cruz Acalpixca.