When Giants Walked the EarthWhen Giants Walked the Earth by Mick Wall is a major and extensively researched revision that provides an unflinching look at life inside one of the biggest selling rock bands of all time, presenting the definitive, final word on Led Zeppelin. They were 'the last great band of the sixties; the first great band of the seventies'. The band rose, somewhat unpromisingly, from the ashes of the Yardbirds to become one of the biggest selling rock bands of