abstract appearance Australian background bare bark brown colors colours cracked cracks cream dry edge edges eucalypt eucalypts gnarled gray grey grooves layers lines mottled peeling rough self-shedding shadows shapes shedding smooth sunlight surface texture textured textures tree tree trunk trunk uneven variations wallpaper wood angled angles backdrop blended colored coloured columned columns connected connections curved curves dark decorative design details groovy interconnected intermeshed light multicolored multicoloured paint patterns perspectives rolled rolls shape shaped style thick thin tubed tubes vibrant 3D art black bulge bump cage circles column curve decoration depth distortion dot form futuristic geometric graphic grid groove illustration infinity op art pattern relief sci-fi science fiction space spot squares tiles time twisted walls warped weave white color colour concrete crazy-paving Designs detailed detailing distinctive footpath gaps ground haphazard hard-surface hard-surfacing irregular level mortar outdoors path pavement pavers paving size Sizes stones stonework surfaces blocks bricks coloring colouring fit fitted fitting interlock interlocked interlocking patterned paving-bricks branches bumps close-up cut-branches ridges strange surfaced timber tree-trunk unusual varieties striations