Regolo Bizziさんのイラストまとめ

# isometric impossible geometry symmetry pattern handmade mathart regolo54 escher oscareutersvärd tessellation tiling wallpaper fish birds celticknot square intricate knots celtic solid polyhedra sacredgeometry hexagon watercolor aquarelle alfons alfonsåberg triangle torus torso circle disk hexag tulips flowers fractal fibonacci goldenratio ink amsterdam rainbow evolution progession collage