The mysterious rocks which race across the dry lakebed known as the Racetrack in Death Valley 1

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