Ключевые слова: adventure, aquatic, aquatics, blue, buoyancy, craft, current, dark, darkness, deep, depths, design, engineering, environment, exploration, floating, illumination, innovation, journey, life, marine, mystery, navigation, night, nighttime, observation, ocean, oceanography, research, science, scientific, sea, shadows, sleek, sonar, stealth, submarine, submerged, surface, technology, tranquility, transportation, underwater, vehicle, vessel, water, waters, waves,