a smooth curve of the channel of the colorado rive, america, arizona, beach, branches, bridges, buildings, bush, california, canyon, cities, clouds, creek, desert, dollars, empire state building, federal, flag, fog, forest, glen canyon, high-rise buildings, horseshoe, horseshoe bend, house, jackson, light, lighthouse, lights, malaysia, manhattan, moscow, moscow state university, moss, mountain, new york, new york city, night, note, ocean, orange, oregon, panorama, reserve, road, san francisco, sand, silverfalls state park, singapore, sky, sky fog, skyscraper, square wave, state, state california, states, stones, sun, sunset, theatre district, town, tree, u.s.a., united, united states, usa, valley of death, views, waterfall, waves, yosemite national park