Ключевые слова: architecture, auditorium, blue, building, business, cement, center, chair, cinema, concert, conference, congress, culture, dark, design, discussion, education, empty, event, finance, group, hall, indoor, inside, interior, light, lugano, meeting, modern, new, nobody, palace, palacongressi, perspective, presentation, public, room, row, scene, screen, seat, seating, show, stage, theater, training, wide,