World Expositions have been an architectural playground since they started to appear: London World Exposition of 1851 (Crystal Palace), Paris World Exposition of 1889 (Eiffel Tower), and more recently, Hannover 2000 and Zaragoza 2008.
Le Corbusier: The Latest Architecture and News
Virtual Electronic Poem, Le Corbusier back from the past
https://www.archdaily.com/15512/virtual-electronic-poem-le-corbusier-back-from-the-pastSebastian Jordana