Led Zeppelin's final show in Denmark was captured on film, a happy discovery that was made 46 years after the fact.

Becoming Led Zeppelin” is an enticing IMAX documentary that aims to recapture the legendary band’s rapid rise to fame.

Inside and out, the Zeppelin has not so much been overhauled as begun again from scratch. First and foremost, this is a high-resolution device. The onboard DAC is of 24bit/192kHz resolution ...