On March 10, 1975, Led Zeppelin was in the midst of their peak era, having recently released their iconic album "Physical Graffiti" just a month earlier. This double album not only showcased the band's diverse musical range but also solidified their status as one of the leading rock bands of the 1970s. During the San Diego concert, the band performed several tracks from "Physical Graffiti," including "Kashmir" and "Trampled Underfoot," highlighting their evolving sound and mastery of live performance. Notably, this period was characterized by extravagant live shows, where the band pushed boundaries with elaborate stage setups and high-energy performances. The concert exemplifies their dynamic presence and musicianship, as they seamlessly integrated intricate arrangements and spontaneous improvisation into their sets, making live recordings from this time particularly revered by fans and collectors alike.