Helena Bonham Carter narrates this six-part nature documentary series exploring Earth's few remaining untouched lands, from rainforests and deserts to lush valleys and islands where life still flourishes. The episodes are: 'Borneo: Sacred Forest', 'Namib: Skeleton Coast and Beyond', 'Luangwa: The Emerald Valley', 'Galapagos: Enchanted Isles', 'Patagonia: The Ends of the Earth' and 'Alaska: Last American Frontier'.