The mysterious rocks which race across the dry lakebed known as the Racetrack in Death Valley 3

lakebed desolate barren desert lake-bed dryness panamint dirt nevada mud dry rocks geological 1080p flat california stone remote texture lonely rock landscape playa stones sky clouds running lake background cracked racetrack geology sliding travel pattern mountain north death nature phenomenon mountains america hot mysteriously puzzle rolling moving national northern united concept park summer brown seasonally states bed sailing blue black