Thousands of ancient footprints stretch for miles across New Mexico's White Sands National Park, capturing moments when Ice Age humans encountered now-extinct beasts, including mammoths and enormous ground sloths. These footprints tell an intimate story about what life was like during the Ice Age and reveal surprising new evidence about when humans arrived in North America.

Starring:

Jay O Sanders, Lance Lewman, Liev Schreiber, Neil Ross, Stacy Keach, Will Lyman

Genre:

Documentary, Biography