From deep-sea danger to mega holiday cruises, helping rivers flow and harvesting power, “Mega Marine Machines” goes deep, unlocking the ultimate challenges of our water planet. Every mystery of the sea, every danger, every unknown, is a technological challenge waiting to be overcome. Today adventurers, explorers, and fortune seekers are drawn more than ever before to the ocean. Our audience will travel the depth and breadth of our oceans in every gritty fast-paced episode – where cool new tools and technology are pushing the limits in an unforgiving, watery world.