Owing to its brutalist architecture and high vantage point overlooking the Castle, the building has been a key landmark on the city scene ever since its construction in the late 1960s.
We take a look at our very own Prospect House with pictures from our archives.
Prospect House following its construction sometime in the early 1970s (Image: Newsquest)
The front of the newly-constructed building in December 1969 (Image: Newsquest)
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Construction under way on the new Prospect House, July 24, 1969 (Image: Newsquest)
The stone steps are built at the front of the building, September 8, 1969 (Image: Newsquest)
Much of the surrounding area was cleared before construction could safely take place, 1968 (Image: Newsquest)
Early stages of construction, August 28, 1968 (Image: Newsquest)
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Foundations are set, 1968 (Image: Newsquest)
The topping out ceremony of Prospect House on April 24, 1969 (Image: Newsquest)
Princess Alexandra opening Prospect House in 1970 (Image: Newsquest)
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Timothy Apthorpe, Lawrence Sear, editor-in-chief of Easter Counties Newspapers and David Frost, January 23, 1989 (Image: Newsquest)
The building in 2003 (Image: Newsquest)
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