Serpentine Sackler Gallery Hyde Park W2 Timeline News and progress updates from Serpentine Sackler Gallery new development in Hyde Park W2 Post a new milestone The Magazine bar and restaurant will be open for public from 1st of November! 28/10/2013 by Buildington The Serpentine Sackler Gallery will open to the public on Saturday 28 September 2013. 23/09/2013 by Buildington New on Buildington - Serpentine Sackler Gallery in Kensington Gardens, London W2. 07/05/2013 by Buildington