The drag marks and footprints were discovered in present-day New Mexico. Researchers say they're some of the earliest known ...

The linear tracks and human footprints found may be evidence of ancient transportation technology.

The gypsum dunes of White Sands National Park in New Mexico are already famous for preserving some of the oldest human ...

There are several National Park Service sites that do something that very few places on earth can do. They stop you righ ...

White Sands, the world’s largest gypsum sand dune field, may be elevated from a national monument to a national park under legislation proposed Friday by New Mexico Democratic Sen. Martin Heinrich.

Learn about the tracks and footprints at White Sands National Park in New Mexico, possibly representing the earliest evidence ...

Because gypsum ... sand. The entire dune field is a massive 275 square miles (by comparison, the second-largest gypsum dune field in the world, Cuatro Ciénegas in Mexico, is only 8 square miles).

Because gypsum ... sand. The entire dune field is a massive 275 square miles (by comparison, the second-largest gypsum dune field in the world, Cuatro Ciénegas in Mexico, is only 8 square miles).