Grand Royale London Hyde Park Bayswater W2 Timeline News and progress updates from Grand Royale London Hyde Park new development in Bayswater W2 Post a new milestone I got interested it this as the story seemed a bit vague. In 1850 when the Prince of Wales commissioned the building, Lilly Langtry was 4 years from being born. 27 years... 28/12/2012 The Grand Royale London Hyde Park was commissioned reputedly by Edward VII as a private residence for his mistress Lilly Langtry, to the French Architect Charles Mews who... 21/05/2011 by Buildington