Ключевые слова: 100, acapella, anniversary, anthem, baltic, capital, celebration, choir, concert, crowd, culture, dance, decorations, entertainment, europe, event, festival, fireworks, folk, grand finale, headliner, heritage, honor, huge, independance, inheritance, large, laser, latvia, lights, lithuania, live, magical, miracle, moments, music, national, night, people, performance, polyphony, pride, riga, show, singing, song, stage, traditional, unesco, years,