New York City's Lincoln Center in May 2007 and at the Gergiev Festival in Rotterdam, The Netherlands, in September 2007. The Night Journey In 2005, he began working with Tracy Fullerton and the Game Innovation Lab at USC on the art game, The Night Journey, a project based on the universal story of an individual's mystic journey toward enlightenment. The game has presented at a number of exhibits worldwide as a work in progress. It was awarded Sublime Experience at Indiecade 2008. Bodies of Light In October 2009, Viola's solo exhibition entitled "Bodies of Light" appeared at the James Cohan Gallery in New York. Featured in the exhibition was Pneuma (1994), a projection of alternating images evoking the concept of fleeting memories. Also on view were several pieces from the Viola's ongoing "Transfiguration" series, which he evolved from his 2007 installation Ocean Without a Shore. Other projects In 2004, Viola began work on a new production of Richard Wagner's opera Tristan und Isolde, a collaboration with director Peter Sellars, conductor Esa-Pekka Salonen and executive producer Kira Perov. The opera premiered at the Opéra National de Paris in 2005 and Viola's video work was subsequently shown as LOVE/DEATH The Tristan Project at the Haunch of Venison Gallery and St Olave's School, London, in 2006. During 2007, the Centro Andaluz de Arte Contemporáneo in Sevilla, organized an exhibition at the Palace of Charles V in la Alhambra- Granada- in which Viola's work dialogues with the Fine Arts Collection of the museum. Awards Bill Viola was awarded the XXIst Catalonia International Prize on May 11, 2009. The [Premi Internacional Catalunya was created by the autonomous government of Catalonia, the Generalitat de Catalunya, to be awarded to those who make notable contributions to the advancement of human, cultural, and scientific values. The award honors an individual "whose creative work has made a significant contribution to the development of cultural, scientific or human values anywhere in the world". Viola's Three Structures Viola felt as if there are 3 different structures to describe patterns of data structures. There is the branching structure, matrix structure, and schizo structure. "The most common structure is called branching. In this structure, the viewer proceeds from the top to bottom in time." The branching structure of presenting data is the typical narrative and linear structure. The viewer proceeds from a set point A to point B by taking an exact path,