Ключевые слова: 3d, 3d background, abstract, advertising, architecture, arena, backdrop, background, booth, building, business, center, concert, concrete, construction, conversation, dark, display, empty, empty exhibition, entertainment, event, exhibition, exposition, floor, gallery, grunge, gym, hall, hall exhibition, interior, light, packing, perspective, presentation, room, science, show, showroom, space, stadium, stand, storage, store, structure, technology, trade, trade show, wall, warehouse,