Wow! I hadn't heard of that find. Thank for the tip.
Of course, it can't be true. Before Christopher Columbus showed up there was no violence in the Americas. It was a perfect utopia with "flowery meadows and rainbow skies, and rivers made of chocolate, where the children danced and laughed and played with gumdrop smiles". ;o
http://www.huacas.com/page140.htm
Another Native American Civilization living at Peace with Nature.