23 Gennaio 2016
Ritrovate impronte umane nella Contea di Pima, in Arizona. Si sono conservate nel fango di un antico campo irrigato del 500-800 a. C. Sarebbero relative a un’epoca di transizione verso l’agricoltura.
VIDEO
Link: Arizona Daily Star – Tucson.com ; Fox – Carolina ; The History Blog ; ABC 15 ; KVOA .
L’Arizona negli Stati Uniti, da Wikipedia , CC BY-SA 3.0 (TUBS – Own work This vector graphics image was created with Adobe Illustrator. The source code of this SVG is valid. This file was uploaded with Commonist. This vector image includes elements that have been taken or adapted from this: Usa edcp location map.svg (by Uwe Dedering ). This vector image includes elements that have been taken or adapted from this: USA Hawaii location map.svg (by NordNordWest ). This vector image includes elements that have been taken or adapted from this: Canada location map.svg (by Yug ) ).