The Radisson Blu Hotel Frankfurt (until early 2009 Radisson SAS Hotel Frankfurt called; working title: Blue Heaven) is a hotel that the hotel chain Radisson Blu belongs. It is located in a 96-meter-high skyscraper in the district Bockenheim in Frankfurt am Main .To the west of the city in the district of City West , not far from the Saint Catherine's gyroscope and the Frankfurt Trade Fair , the building falls at the entrance to the city especially because of its exceptional architecture in the eye, it looks like an upright, circular disk. In the 19-storey skyscraper opened on 1 November 2005 , a 4-star superior hotel of the Radisson SAS chain with 428 rooms, conference rooms, a spa area and an underground car park with 238 parking spaces. The pool on the 18th floor offers an exceptional view over the city of Frankfurt.