a smooth curve of the channel of the colorado rive, alley, america, arizona, beach, branches, bridges, bush, california, canyon, charleston, cities, clouds, creek, empire state building, flag, fog, forest, glen canyon, horseshoe, horseshoe bend, light, lighthouse, lights, malaysia, moscow, moscow state university, moss, mountain, new york, night, oaks, ocean, oregon, san francisco, sand, sea, ships, silverfalls state park, singapore, sky, sky fog, south carolina, square wave, state, state california, states, stones, sun, town, tree, u.s.a., united states, usa, war, waterfall, waves, wind, yosemite national park