abstract angled angles appearance ball colored colorful coloring colors coloured colourful colouring colours common face popular recognisable recognizable round rubber-ball smile smiley-face symbol symbolic toy variations variety well-known yellow Dirt dirty fading wearing-out worn color coloration colour familiar impressed impression outline outlined raised shape shaped shapes smiling surface surfaces surfacing texture textured textures copper foil glass pink amazing-formation ancient Australian bedrock bedrock-surface climber climbing concave-upward contrast contrasting curved curves dark disaggregated-bedrock distinctive erosion flared-slope granite-inselberg granite-outcrop Katter-Kich light natural-landscape pedestrian recognisable-landform streaks streaky sunlight sunshine symmetry unique weathering Western-Australia bark branches foliage shade tree vegetation damp draining lichen moss sky water wet blue clouds shadows shrubbery trees