[1][2] Established in 1929, the prison spans 13 acres (5.3 ha) in the arid, sparsely populated town of Machh.

[3] Surrounded by barren hills, Mach Jail stands as the primary structure in this remote area.

[3] The prison has historically been associated with the detention of political dissidents and freedom fighters, particularly during British rule.

[5] Its remote location, approximately 10 to 15 kilometers from the small town of Machh, was chosen to impose severe punishments on freedom fighters away from public view.

[5] Since 1978, a total of 61 prisoners have been executed at Mach Jail, many during the period of Zia-ul-Haq's martial law.