Racetrack Playa is a dry, flat lakebed in California that is littered with hundreds of mysterious, moving rocks. Also known as the "sailing stones," these rocks leave tracks stretching up to 1,500 ...

In Death Valley’s ... strapping GPS trackers to some boulders and recording them with time-lapse ... observe quite the race-rock rally when 60 rocks started moving ...

Alan Van Valkenburg, a park ranger working at Death Valley, told theSmithsonian, "It was very quiet out there, and it was very open, and you tended to have the playa to yourself.And the longer you ...

The Sailing Stones of Death Valley National Park have been studied by scientists since the early 20th century. But it took until 2014 to get an answer.

In Racetrack Playa, a dry lakebed in Death Valley National Park, meteorological conditions can push rocks weighing up to 700 pounds along the flat ground. When you purchase through links on our ...