The Jail: The Women’s Hell 2006 on netflix

Three women are sent by steamboat to an undisclosed jungle prison called “The Home of Lost Souls”. Here they experience the usual beatings, whippings, cat fights and humiliations. The butch warden has a deal on the side with a local pimp who forces them to dance in bikinis at a nightclub and sexually service the patrons. Tired of cages, rape, torture and rats, the girls kill the resident snitch and escape into the jungle.