As seen in the Escher lithograph Waterfall, sitting atop one of the two towers. It is three intersecting cubes, and the shape consists of bars for every edge, plus where each face of the cube intersects another face. It is 3d printed in metal.
As seen in the Escher lithograph Waterfall, sitting atop one of the two towers. It is three intersecting cubes, and the shape consists of bars for every edge, plus where each face of the cube intersects another face. It is 3d printed in metal.