1. Diyarbakır Prison, Turkey
Diyarbakir Prison in southeastern Turkey was built in 1980. Since then it has imprisoned many of that nation’s most violent criminals. This prison is known for dishing out not just physical torture to it’s inmates but mental as well. The are two sections within the facility, namely the E-Type which has a capacity of 744 prisoners and the D-Type with a 688 capacity; however, both currently hold more prisoners than they should.
2. La Sabaneta, Venezuela
La Sabeneta is located in Venezuela and is considered one of the most brutal correctional facilities in South America. Many diseases run rampant inside and there is little to no care given to ill inmates. This in combination with the facility being understaffed causes many violent crimes inside.
3. ADX Florence Supermax Prison, USA
The ADX Florence Supermax Prison is said to house the most dangerous criminals in the United States. Located in Fremont County, Colorado it has a population of just 439 inmates currently, but has the tightest security in the country. Many inmates here commit suicide due to complete isolation from everyone and everything including other inmates as well as guards. Also known as the Alcatraz of the Rockies, the prison opened in 1994.
4. Tadmor Prison, Syria
The Tadmor Prison located in Tadmor, in the deserts of Syria is about 200 kilometers from Damascus. The prison originally was meant to be a military detention facility; however, during in the 80’s they began housing all sorts of criminals inside. In 1980, President Hafez al-Assad ordered execution of 2400 prisoners inside. The prison was shut down in 2001; however, it was opened back again in 2011.
5. Carandiru Penitentiary, Brazil
The Carandiru Penitentiary located in San Paulo, Brazil, first opened in 1920. However, it did not house its first criminals until 1956 and eventually closed down in 2002. In 1992, there was a huge riot and massacre inside the prison, in claimed the lives of 111 prisoners. Among other major problem within this prison, which housed about 8,000 inmates at its highest point, was the rampant spread of AIDS within inmates. This ultimately led to its shutdown.
6. Camp 22, North Korea
Camp 22 is a political prison camp and it’s officially known as Kwan-li-so No. 22. This concentration camp is completely isolated from the outside world. Prisoners and sometimes even their families are held in lifelong detention here for petty crimes or for no apparent reason at all. There are an estimated 50,000 inmates inside this camp.
7. Bang Kwang Central Prison, Thailand
Bang Kwang Central Prison located in the Nonthaburi Province of Thailand is about seven miles north of Bangkok. This men’s-only correctional facility is considered one of the worst prisons in the Far East. The prison is overcrowded and understaffed. This jail even houses several foreign prisoners as well as inmates, who awaiting their execution.
8. El Rodeo-Venezuela
El Rodeo Prison in Guatire, Venezuela is the country’s worst inmate holding facility. This maximum security facility holds approximately 50,000 prisoners. In 2011, a huge gang war broke out that required the help from armed forces to end.
9. Gitarama Central Prison, Rwanda
Gitarama Central Prison is located in Rwanda, Africa. The conditions inside the prison have been so bad that prisoners in the past have resorted to eating each other’s flesh just to stay alive. It was originally designed to house just 400 prisoners; however, in 1990s it housed nearly 7,000 inmates.
10. Rikers Island Prison, USA
Rikers Island is New York City’s major prison complex and holds some of the United States’ dangerous criminals. The prison sits on an island in between the boroughs of Queens and the Bronx and is adjacent to the runways of LaGuardia Airport. Rikers Island is commonly referred to as “The Island” by New Yorkers and is known to have some of the most brutal guards in the country working within it.
11. San Juan de Lurigancho, Peru
Located in Lima, Peru, San Juan de Lurigancho is known by many as the toughest prison in South America. The prison is overpopulated. holding 700 inmates. It was constructed to hold just 2,500 prisoners. The environment inside is very lax, which he led to all sorts of crimes, which has led to high incidence of drugs dealing, rape and murder. The fact that the guards aren’t truly attentive to what is going on makes this one of the world’s worst prisons.
12. San Quentin State Prison, USA
San Quentin is California’s oldest state prison. It first opened in 1852 and currently it’s the largest facility in U.S. that holds male inmates awaiting execution. There is a gas chamber still inside the prison, but since 1996 all of its death row inmates have been given lethal injections. It’s current population is just under 4,000 inmates.
13. Alcatraz, USA
Alcatraz is one of the most famous prisons in the world. It has been infamous for mistreatment of its inmates. Located in San Francisco, California, “The Rock” as it was commonly referred to opened as a federal correctional facility in 1933 and closed in 1963.
14. La Sante, France
La Sante prison of Paris, France first opened in 1867. During World War II the prison held common criminals as well as war criminals. La Sante has a big pest problem among others and these conditions have led to suicide several inmates.
15. Stanley Prison, Hong Kong
Stanley Prison in Hong Kong holds some of that nation’s most brutal and violent offenders. It was built in 1937 and is a maximum security facility, one of six in Hong Kong. This prison allows the death penalty and more than 600 prisoners have been executed since the prison opened. It’s population generally tends to stay around the 3,000 inmate mark.
16. Petak Island Prison, Russia
Known as the Alcatraz of Russia, Petak Island Prison is a living hell. Each inmate is locked inside a maximum security cell for most of the day, in complete isolation from other prisoners and guards. Many of its inmates have died in here due to its freezing temperatures. The prison is isolated by Russia’s White Lake and is known to hold some of the nation’s most dangerous prisoners.
17. Butyrka Prison, Russia
Butyrka Prison is located in Moscow, Russia. The overcrowding inside inside the jail is so rampant that sometimes 100 prisoners are placed inside a single cell, which was only intended to hold 10. Diseases such as AIDS and tuberculosis are extremely common. It is the largest prison in Russia and at one time held in excess of 20,000 prisoners.
18. Camp 1931-Israel
Camp 1931 is a high risk Israel Defense Forces prison camp located in northern Israel. This prison wasn’t even known of by the majority of the world until 2003. It is less than an hour away from Tel Aviv. The name of most of its prisoners remain classified.
19. Kamiti Maximum Security Prison, Kenya
The Kamiti Maximum Security Prison in Nairobi, Kenya is a very rough place to be imprisoned in Africa. There have long been rumors and complaints that sodomy and inmates being beaten to death is a daily thing here. Cholera is part of everyday life here. Many of the inmates here are political prisoners.
20. Attica Correctional Facility, New York
Attica Correctional Facility is located in New York. It is a maximum security prison which detains many violent offenders. It was constructed in 1930 and and since then there have been several riots inside the prison. In the riot of 1971, about 2200 inmates took 42 staff members as hostages. After four days, state police took back control of the prison. Assessment of the aftermath revealed 39 people dead, including 10 staff members.