Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Tower of London' has mentioned 'Prison' in the following places:
Occurrence Sentence Text Source
The castle was also used as a prison from 1100 (Ranulf Flambard) until 1952 (Kray twins),[3] although that was not its primary purpose.
The zenith of the castle's use as a prison was the 16th and 17th centuries, when many figures who had fallen into disgrace, such as Elizabeth I before she became queen, Sir Walter Raleigh, and Elizabeth Throckmorton, were held within its walls.
In the First and Second World Wars, the Tower was again used as a prison and witnessed the executions of 12 men for espionage.
[91][92][93] Generally reserved for high-ranking inmates, the Tower was the most important royal prison in the country.
In the 16th century, the Tower acquired an enduring reputation as a grim, forbidding prison.
[111] As holding prisoners was originally an incidental role of the Tower xe2x80x93 as would have been the case for any castle xe2x80x93 there was no purpose-built accommodation for prisoners until 1687 when a brick shed, a "Prison for Soldiers", was built to the north-west of the White Tower.
[112] Although much of the Tower's reputation is exaggerated, the 16th and 17th centuries marked the castle's zenith as a prison, with many religious and political undesirables locked away.