sentences:  SR 579 passes underneath Interstate 15, U.S. Route 93 and the Union Pacific Railroad tracks (at the Clark Avenue Railroad Underpass) as it parallels Interstate 515, U.S. Route 93 and U.S. Route 95.The road then curves slightly southeast, aligning with the downtown street grid as it intersects Main Street.Bonanza Road then passes by various City of Las Vegas buildings, including the municipal pool and Las Vegas Fire & Rescue headquarters.