Down Tracks: Music That Influenced Led Zeppelin

Led Zeppelin's heavy riffs defined the rock sound of the '70s, and, therefore, influenced just about every band that followed. What some folks may not realize is that Led Zeppelin owes a great debt to the blues, and this program offers an in-depth exploration of the music that inspired them. The sounds of Charlie Patton, Howlin' Wolf, Bukka White, and even Elvis Presley provide insight into the band's influences, with commentary from various scholars included. 93 min. Widescreen; Soundtrack: English.