The Blythe Intaglios are so large that they were not noticeable to non-Indigenous people until 1932. That year, pilot George Palmer spotted them while flying from Las Vegas to Blythe, California.
The Blythe Intaglios are so large that they were not noticeable to non-Indigenous people until 1932. That year, pilot George Palmer spotted them while flying from Las Vegas to Blythe, California.