VENICE, ITALY - MAY 31: A woman stands next to the installation "Body in Flight (American)"  byJ Allora and G Calzadilla inside the US Pavilion at the Giardini Biennale on May 31, 2011 in Venice, Italy. This year's Biennale, the 54th edition, will  officially open  on Saturday June 4th, after several days of press previews, and will run until 27 November