The terrifying challenge is the Triple Decker. The teams must make their way across a set of steel cables strung high above the mighty Thunder River. It is a test of balance, bravery, leg strength and team work that will bring the adventurers to their knees! Which team will make it through to the Double Jeopardy round where the stakes are raised and the challenge is even tougher? Who are the new team captains? What else has the island got in store for the adventurers?