Archaeologists have made a staggering discovery about American history and it’s all thanks to some footprints.
The human tracks, unearthed in White Sands National Park, New Mexico, are the oldest ever to be found on the continent.
Scientists previously estimated their age as between 11,500 and 13,000 years, but new analysis has found out that the most ancient of them is, in fact, 23,000 years old…