We have dug out pictures which go back to 1999 showing life inside the hotel walls and captures moments from high school proms, to an Elvis impersonator and swimming lessons with Rebecca Adlington.
Who can you spot in this bumper gallery?
9. Eagle for dinner?
From left Andy Smith, Martin Ostler, Rob Worrincy and Craig Poucher at the Sheffield Eagles player of the year dinner at the Hilton Hotel in 2006 Photo: Roger Nadal
10. Star kid awards
Picture at the Hilton Hotel Sheffield at the 2007 Star Kids Awards were the David Blunkett young Citizen of the year award, winners Shane & David Wilson, with Alan Powell, Meredydd Hughes, & Danielle Swift. Photo: Steve Parkin
11. Brave boy
Picture at the Hilton Hotel Sheffield at the Star Kids Awards in 2007 was the Star kids Special Awards winner Ben Roe with his Mum & Dad Photo: Steve Parkin
12. Bigger on the inside
Picture at the Hilton Hotel Sheffield at the Star Kids Awards. 23/04/07. Music And Performing Arts Awards winner Chris Badger Photo: Steve Parkin