Blue Trees by Konstantin Dimopoulos.the colour used on the trees is biologically safe pigmented water. As an ephemeral artwork, the colour will naturally degrade and the trees gradually will revert to their natural state.
three art students transformed this electrical tower in hattingen, germany into a stained glass lighthouse. The urban art installation used acrylglas (plexiglass) rather than traditional stained glass for safety reasons
German artist Jan Vormann travels around the world and restores crumbling architecture using LEGO blocks. In his work titled Dispatchwork, Vormann has spent three years filling in the cracks of buildings with colorful LEGO pieces.