Monty Halls explores Australia's Great Barrier Reef, one of the natural wonders of the world and the largest living structure on our planet. Monty explores its full 2000-kilometre length, fr... Read allMonty Halls explores Australia's Great Barrier Reef, one of the natural wonders of the world and the largest living structure on our planet. Monty explores its full 2000-kilometre length, from the wild outer reefs of the Coral Sea to the tangled mangrove and steaming rainforest o... Read allMonty Halls explores Australia's Great Barrier Reef, one of the natural wonders of the world and the largest living structure on our planet. Monty explores its full 2000-kilometre length, from the wild outer reefs of the Coral Sea to the tangled mangrove and steaming rainforest on the shoreline; from large mountainous islands to tiny coral cays barely above sea level;... Read all