Where: Blythe, California When it originates: 900 BCE - 1200 CE The arid deserts of New Mexico have preserved plenty of incredible ancient sites, but none are quite like Chaco Canyon. Even today ...
The Blythe Intaglios -- a group of ancient geoglyphs ... such as Topock Maze and the Mule Canyon Geoglyphs. Like the many ancient petroglyphs that dot the American landscape, a visit to these ...