At what unusual institutions did Johnny Cash recorded live albums?

Johnny Cash recorded live albums at several unusual venues, most notably Folsom State Prison and San Quentin State Prison. His iconic "At Folsom Prison" album, recorded in 1968, became a defining moment in his career, showcasing his connection with inmates and his advocacy for their rights. Additionally, his performance at San Quentin in 1969 produced another significant live album, further solidifying his reputation as a voice for the marginalized. These performances highlighted his empathy and understanding of the struggles faced by those incarcerated.