Ключевые слова: aerial, alley, architecture, autumn, avenue, boulevard, calendar, city, color, edge, environment, europe, footpath, forest, gray, green, hill, landmark, landscape, limmat, mountain, nature, october, outdoors, overcast, overlook, panorama, postcard, quayside, river, scenic, season, serbia, sky, spring, sunny, swiss, switzerland, tourism, town, travel, tree, valley, vertical, view, water, weather, yellow,