One of the great myths of the United States and the overall story of European dominance over our land is the myth that suggests the Americas were a lightly populated wilderness before Europeans arrived.
Although the truth has been known for a long time, historian Charles C. Mann has collected much of the evidence in a new book entitled 1491.
Here's NPR audio about the book:
NPR : '1491' Explores the Americas Before Columbus
Go here to read an excerpt from the book:
1491 book excerpt