beech choice England Fagus forest Great Britain path route South Downs spring track tree which wood blue canada confused confusing direction directions lost ontario red same sign sky stop stouffville street streets two way wrong blur color colour converge converging corner cubic fantasy future futuristic geometric green infinity junction lines other pastel pastels pattern pink purple sci-fi science fiction speed texture textures wall wallpaper walls which way white zoom Dorset gravel landscape New Forest algorithm algorithms chaos disorder Fractal fractals math mathematical maths drainage.brown flood Leatherhead pavement rainfall river water alternatives arrows blue on white choices decisions options possibilities reflective sign street sign bank branch bridleway choose diverge english fork green lane historical nature old peaceful rural slope Sussex trail travel trees Cacti cactus flora karoo plants succelents