Ключевые слова: 3d illustration, 3d render, abstract, alternative, architecture, background, building, business, cement, columns, complex, complexity, concept, concrete, construction, corridor, dark, design, direction, dirty, door, empty, enter, entrance, exit, floor, future, grey, hall, hallway, interior, level, light, marble, modern, mysterious, new, perspective, room, shadow, step, tunnel, urban, wall, way,