Spandau Prison determine who controlled the prison. The prison was demolished in 1987, largely to prevent it from becoming a neo-Nazi shrine, after the death of its final remaining prisoner, Rudolf Hess, who had been the prison's sole occupant after the release of Speer and von Schirach in 1966. To further ensure its erasure, the site was made into a parking facility and a NAAFI shopping center, named "The Britannia Centre Spandau" and nicknamed "Hessco's" after the well known British supermarket chain, Tesco. All materials from the demolished prison were ground to powder and dispersed in the North Sea or buried at
Spandau Prison Hess during their confinement at Spandau. The prisoners were assigned numbers corresponding to the order in which they were first assigned cells and were, by regulation, referred to by their number only. Speer, number five, was the most ambitious of the prisoners, dedicating himself to a rigorous physical and mental work regime, then scheduling "vacations" of two weeks in length every few months where he relieved himself from his self-imposed routine. He secretly wrote two books, a draft of his memoirs entitled "Inside the Third Reich" and a collection of diary entries, "." Speer also kept busy with architectural works,