Which prison from Inside the World's Toughest Prisons (2016) left the most lasting impression on you?

Prisons poll options

Prisons

Inside the World's Toughest Prisons (2016)

Inside the World's Toughest Prisons

• The Philippines: Manila City Jail
• Poland: Piotrkow Prison
• Mexico: Piedras Negras Prison
• Brazil: Porto Alegre Central Prison