This year - the ninth edition - has just opened and will run until October 26. Among the 22 works on show will be Xu Bing's Tao Hua Yuan: A Lost Village Utopia, unveiled in the previously off-limits Seahorse fountain, Anthony Gormley's Construct II and two pieces by Marc Quinn. This 16ft 5in (5m) high Nestos marble sculpture, Maro, by Christopher Le Brun (b.1951), numbered 1/3, was completed this year and will also feature.
