The Rikers Island Jail Complex is a large correctional facility located on Rikers Island in New York City. It serves as a detention center for individuals awaiting trial or serving short sentences. The complex consists of multiple jails and houses thousands of inmates, making it one of the largest jail systems in the United States. Rikers Island is known for its challenging conditions and has faced criticism over issues such as overcrowding and treatment of inmates. The facility is operated by the New York City Department of Correction and has been the focus of various reform efforts aimed at improving the treatment and rehabilitation of those incarcerated.