Serious

Young adventurers go to extremes to help the planet. Sixteen finalists battle for one of eight places on the epic Serious Ocean expedition in a series of grueling auditions.

The Serious Ocean eight head to the icy waters at the southernmost tip of South America to begin their epic voyage of self-discovery. The young adventurers squabble constantly.

The adventurers explore the world below the waves, snorkeling and diving in freezing sub-Antarctic waters.

The explorers conduct a census of Magellanic penguins and get up close to Chile's only breeding colony of elephant seals.

The adventurers drop in on a rare colony of albatrosses and attach a satellite tag to a southern elephant seal pup.

The team kayak down a spectacular fjord to camp by a glacier. Charlotte takes a trip over the region by helicopter.

The adventurers head into open ocean for the first time in search of colonies of sea lions and fur seals. They camp in a cave where packages from home lead to an emotional night.

The young adventurers help scientists dart dolphins, and sail to the world's most southerly glacier outside Antarctica, which they survey to check on global warming.

Working in bitterly cold conditions, the Ocean Eight face a daunting environmental mission - carrying out a survey of one of the world's most southerly glaciers.

The explorers attempt to become one of the youngest teams in the world to sail around Cape Horn.