The team has studied the footprints at White Sands National Park for years, following the tracks with ground-penetrating radar and excavating trenches.

For years, the group has studied White Sands National Park’s footprints and dug trenches and used ground-penetrating radar to follow them. NPS, USGS and Bournemouth University

“A footprint is a really excellent, indisputable data point,” he added. “That’s the significance of this location — we know they were there because to it.”

The footprints would also lend additional weight to other evidence of early humans in the Western Hemisphere.

“You can now go back in time and look at the most ancient sites, and say, ‘We know they were there during the Last Glacial Maximum,’” he explained.