Mystery solved: 'Sailing stones' of Death Valley seen in action for the first time
Friday, August 29, 2014 - 04:00
in Paleontology & Archaeology
Racetrack Playa is home to an enduring Death Valley mystery. Littered across the surface of this dry lake, also called a "playa," are hundreds of rocks -- some weighing as much as 320 kilograms (700 pounds) -- that seem to have been dragged across the ground, leaving synchronized trails that can stretch for hundreds of meters.