Blur

ephemere architectural installation at the Swiss Expo 2002
Arteplage Yverdon Les Bains by Diller + Scofidio

photo © Heiko Weissbach
photo © Heiko Weissbach
photo © Heiko Weissbach

this book explains it all:
‚blur: the making of nothing‘, © 2002 Elizabeth Diller and Ricardo Scofidio,
published by Harry N. Abrams, Inc., New York