Ключевые слова: arch architectural feature, atmospheric mood, audiovisual light performance, bridge built structure, brightly lit, building exterior, cablestayed bridge, capital cities, capital of european country, capital of latvia, city view, cityscape, color image, colors bursting, corporate business, daugava river, digital enhancement, electric lamp, famous place, festive, finance and economy, geographical locations, glowing light, international tourism destination, light beam, light performance, lighting equipment, long exposure, multi colored, multimedia performance, national landmark, nightlife, no people, nocturnal, office building exterior, outdoors, panoramic skyline, panoramic view, riga latvia, river, skyscraper, spotlight, tranquil scene, urban skyline, vibrant colors, visual performance, vivid riga, water surface, waterfront,