El Manzano (prison)

El Manzano is a notable prison located in Concepción, Chile, known for its historical incidents, including a significant riot triggered by a failed escape attempt after the 2010 Chile earthquake. The riot escalated with parts of the prison being set ablaze, requiring intervention from military units to restore order. Additionally, in 2005, guards discovered an impressive 7-meter long tunnel constructed by inmates, highlighting the challenges of prison security and inmate ingenuity.