Winnipeg Free Press A Free Press investigation Stony Mountain Institution is not only Canada's oldest penitentiary, it's also the country's deadliest. Stony Mountain Institution is not only Canada's oldest penitentiary, it's also the country's deadliest. The 143-year-old prison has been dubbed Murder Mountain due to the high rate of suicides, homicides and unrelenting violence behind its crumbling walls. Life and Death Behind Bars is an ongoing series by reporter Ryan Thorpe that examines the deeply dysfunctional conditions that pervade Manitoba's lone federal prison.
JOHN WOODS / WINNIPEG FREE PRESS Stony Mountain Penitentiary photographed Monday, April 19, 2021. The federal jail in rural Manitoba is rated as one of the most dangerous in the country.