An optical illusion mural affixed to the facade of a medieval fortress in France is no less controversial for its temporary nature, even though the piece is not quite what it seems at first ...
Two-dimensional shapes seem to hover weightlessly in space like a projection, but step slightly to your right or left and the whole image falls apart, becoming a chaotic assemblage of lines ...
As you approach a curve in a parking garage, suddenly a large abstract object seems to float in space just ahead, as if overlaid on top of a static image rather than a three-dimensional setting. ...
