Maze Prison escape the prison walls using knotted sheets. A guard was shot and wounded during the escape, and the prisoners were captured after being chased across fields by guards and the police. In March 1997 a tunnel was discovered in H7 at the Maze Prison. The tunnel was fitted with electric lights, and was from the outside wall, having already breached the block's perimeter wall. On 10 December 1997 IRA prisoner Liam Averill, serving a life sentence after being convicted of the murder of two Protestants, escaped from the Maze dressed as a woman. Averill mingled with a group of prisoners' families
Mountjoy Prison helicopter escape his flight path with Air Traffic Control. As the helicopter approached Dublin, Boyes was informed of the escape plan and instructed to land in the exercise yard at Mountjoy Prison. In the prison's exercise yard, the prisoners were watching a football match. Shortly after 3:35 pm the helicopter swung in to land in the prison yard, with Kevin Mallon directing the pilot using semaphore. A prison officer on duty initially took no action as he believed the helicopter contained the Minister for Defence, Paddy Donegan. After prisoners surrounded the eight prison officers in the yard, fights broke out as the