] Beds were placed at a 20 degree angle, making them
] near-impossible to sleep on, and the floors of the 6ft by
] 3ft cells was scattered with bricks and other geometric
] blocks to prevent prisoners from walking backwards and
] forwards, according to the account of Laurencic's trial.
]
] The only option left to prisoners was staring at the
] walls, which were curved and covered with mind-altering
] patterns of cubes, squares, straight lines and spirals
] which utilised tricks of colour, perspective and scale to
] cause mental confusion and distress.
]
] Lighting effects gave the impression that the dizzying
] patterns on the wall were moving.
]
] A stone bench was similarly designed to send a prisoner
] sliding to the floor when he or she sat down, Mr Milicua
] said. Some cells were painted with tar so that they would
] warm up in the sun and produce asphyxiating heat.

The Guardian | Surrealist art used as torture...