Although there is much secrecy surrounding Russia's penitentiary system, is even less is known about the country's correctional facilities that are home to some 45,000 female inmates, the highest of any nation in the world. Women inside Petchatniki Detention Center, Moscow's only female pre-trial facility and site Pussy Riot's detention, not only face overcrowding, corruption, and squalid living conditions but also additional hardships never faced by male inmates, from pregnancy behind bars to a systemic failure to protect women's mental and physical health.