Ключевые слова: architect, architecture, art, artist, artistic, austria, austrian, blue, blue hour, building, candlelight, chimney, color, colour, crepuscule, dark, design, district, dusk, environment, environmentalism, europe, evening, facade, friedensreich, gloaming, green, heating, house, hundertwasser, incineration, incinerator, modern, multicolored, nature, night, nightfall, nouveau, outdoor, place, plant, smoke, smokestack, social, spittelau, stowasser, tourism, twilight, vienna, waste, window, winter,