a smooth curve of the channel of the colorado rive, animals, arizona, atlantic ocean, autumn, baikal, beach, blue, canary islands, canyon, clouds, coast, day, finland, forest, fuji, glen canyon, glow, highlands, hill, horizon, horse, horseshoe, horseshoe bend, house, hut, iceland, japan, lake, landscape, light, moon, mountain, nature, night, northern lights, pasture, people, railroad, riders, road, rock, russia, sand, sky, snow, spain, square wave, stratovolcano, sun, sunrise, sunset, the field, the island of honshu, trail, tree, united states, waterfall, winter