On April 29, 1970, Pink Floyd performed live at Fillmore West in San Francisco, a pivotal moment in their career as they were transitioning into a more experimental sound. This performance came shortly after the release of their groundbreaking album "Atom Heart Mother," which was issued in October 1970. At this stage, the band was beginning to explore complex compositions and orchestral elements, evident in their live performances. Notably, during this period, Pink Floyd was known for their extended improvisations, showcasing songs like "Interstellar Overdrive," which emphasized their signature psychedelic sound. This performance is part of the band's early years, capturing their innovative spirit and the evolution toward the more ambitious works that would later define their legacy, including "The Dark Side of the Moon."