The truck pulls the guitar over railroad tracks, through rocks and gravel, whatever, and the guitar is still speaking.
To the right were the white stone front gates of the prison, and across the highway in a gravel lot a circus was under way.
A steady stream of Audis and BMW 4X4s crunch across the gravel in search of a spot.
early 13c., from Old French gravele "sand, gravel," diminutive of grave "sand, seashore" (Modern French grève), possibly from Celtic *gravo- (cf. Welsh gro "coarse gravel," Breton grouan, Cornish grow "gravel"), perhaps ultimately from PIE *ghreu- "to rub, grind."
gravel grav·el (grāv'əl)
Sandlike concretions of uric acid, calcium oxalate, and mineral salts formed in the passages of the biliary and urinary tracts.