Ice capped much of the world from 1.64 million to about 10,000 years ago. Arizona was “Paradise, south of the Ice.” It was a land of giants in an African-like savannah: American lion, saber-toothed cat, and dire wolves contested camel, horse, mega-bison, and giant sloth. The first Americans also moved through the savannah equipped with little more than their dull teeth and puny muscles. Still, mammoth was on their menu.

WordPress Lightbox