a smooth curve of the channel of the colorado rive, abstract, arizona, art, artsaus, birds, bog, branch, branches, brightness, canyon, crossing, curls, curve, curved pattern, curves, darkness, effect, eyes, floor, fractal, garden furniture, glen canyon, glow, gray background, horseshoe, horseshoe bend, landscape, leash, line, mountain, nature, net, network, of the curve, owl, point, prisoner, rock, snow, spirit, square wave, stones, tables, transparency, tree, united states, wall, wallpaper, water, weave, winter, woods, zigzag