The article examines Led Zeppelin’s 1971 recording of ‘When the Levee Breaks’, which Jimmy Page regarded as impossible to reproduce faithfully onstage. Its unusually dense studio construction made it a defining example of how the band used recording techniques to create a sound beyond a conventional live performance.

Released on Led Zeppelin IV, the track was built around John Bonham’s heavily processed drum pattern, with backwards harmonica, echo, phasing and flanging layered into the mix. Page said the sound continually spiralled around Robert Plant’s vocal through panning and studio effects, concluding that recreating it live “can’t be done”.