Lisa Hamilton's works wonder our perception of the real world through colors, shapes and perspective.
Spazio Elastico by Gianni Colombo. Probably the greatest pictorial invention after the perspective.
Dead Reckoning 2
François Morellet, Centre Pompidou, 2011
Daniel Buren : "The breakthrough came when I finally realized that this iron and glass architecture (the Grand Palais - Paris) was based on the circle and that the main tool used to design the building was a compass". The artist also declares : "One of the things I want to show and take into account as an essential part of this place is its volume, the air circulating, its light. This is a great place to sculpt the air and give it a shape, capture light and give it a color."