Ключевые слова: challenges, circuits, collaboration, communication, connections, construction, controls, craftsmanship, design, development, dusk, energy, engineers, environment, equipment, excitement, exploration, fabrication, facility, gear, illumination, industry, infrastructure, innovation, journey, laboratory, laborers, landscape, light, machinery, maintenance, operations, paths, pathways, precision, professionals, progress, research, safety, science, scientific, shadows, silhouettes, structure, systems, teamwork, technology, tunnel, underground, workers,