This documentary tracks the quest for the oldest human footprints in North America, and what they can tell us about when people first arrived on the continent

Humans 23 May 2022

Ancient footprints in New Mexico’s White Sands National Park.

GBH/NOVA/WGBH

Ice Age Footprints

Directed by Bella Falk and David Dugan

On PBS on 25 May at 9PM EST, then streaming at pbs.org/nova

IN January 2020, in a secret location within White Sands Park, New Mexico, geologists Kathleen Springer and Jeffrey Pigati began to dig out a trench in search of ancient human footprints. They hoped to shed light on two long-standing questions about the history of humans in North America: how long ago did people first arrive, and did humans …