Dutch water warriors fight to defend their homeland from sinking beneath the sea by building a network of dykes, dams and superpumps.

As overcrowding threatens our planet, a brand-new breed of explorer is combining modern engineering with way outside-the-box thinking to create a real-life Waterworld.

The world’s largest hospital ship, USNS Comfort, is a 70,000-ton humanitarian hulk that brings hope and healing to nations in need.

Modern naval warfare has moved from the open ocean to the shallows and the US Navy’s Riverines squad has a new fleet of agile, heavily-armed jet boats that can go where the big battleships can’t go.

A fleet of tidal and wave power machines are facing the ultimate test on the shores of Scotland’s Orkney Islands and they might just save the world.

A team of explorers from marine research company, OceanX is using the latest science and filmmaking tech to shine a spotlight on our deep sea’s darkest secrets; they are diving deeper than ever before on their state-of-the-art submarine.

Two brand-new, super-sized Coast Guard Cutters are primed to patrol America’s fiftieth state, on a mission to fight crime and protect this Pacific paradise.

In one of the busiest, coldest, stormiest ports on the eastern seaboard, getting monster ships safely docked is a titanic challenge.

In Key West, Florida, a pair of rookie racers have brought their high-tech, million-dollar offshore catamaran to compete at the biggest gathering of offshore powerboats in the world.

An elite team of Dutch shipbuilders transform a surplus oil industry vessel into a luxury explorer superyacht for a wealthy and secretive client.

The brightest minds in the world of marine propulsion are in a race against time to transform the most powerful engines ever imagined into the hybrid and all electric engines of the future.

The world’s fastest ferry, Francisco, is nicknamed the “Concorde of the Sea”, rocketing across South America’s treacherous Rio De La Plata twice a day on modified Boeing 747 jet engines.