Olafur EliassonMultiple shadow house, 2010Wood, metal, fabric, halogen lamps, glass, projection foil and transparent projection foilDimensions variableInstallation view at Tanya Bonakdar Gallery, New York, 2010Courtesy the artist; neugerriemschneider, Berlin; Tanya Bonakdar Gallery, New YorkPhoto: Jean Vong© 2010 Olafur Eliasson