"At Folsom Prison" is a song written by Johnny Cash that reflects the experiences of inmates in a California prison. The song was recorded live at Folsom State Prison in 1968, capturing the raw emotions of the prisoners and their longing for freedom. The lyrics convey themes of regret, sorrow, and the harsh realities of prison life. Cash's performance resonated with both the inmates and the public, highlighting the struggles faced by those incarcerated. The song became one of Cash's signature pieces and is often associated with his advocacy for prison reform.