François Abélanet's temporary installation Qui Croire? on the Parvis de l'Hôtel de Ville in Paris has the design world all abuzz. The 3-D anamorphosis optical illusion, whose French title means 'Who to believe?', "consists of a sprawling mass of grass and sand that appears when viewed at the proper angle as though it were a large sphere," says designboom. The awesome 100-meter long project, made of straw and sand covered with sedum, was "designed to rise above the heated environmental rhetoric of scientists and builders and other stakeholders, [and] invites people to simply question the role that nature plays in their lives," adds Inhabitat. More info + videos here.
images via designboom