Tonight, whilst attempting to climb a volcano, battle leeches and cope with recent back surgery, international supermodel Rachel Hunter has a tense moment with an angry orangutan, and is moved to tears by stories of loss in the Boxing Day tsunami when she visits Sumatra in her Intrepid Journey.

Steve Price travels to Nepal where he takes on a 12-day hike, visits local villages and makes it to Kathmandu's highest point.

Singer Annie Crummer travels to Peru where she is forced to eat roast guinea pig, confront her fear of spiders, and take on a challenging three-day hike.

Comic actor and writer Oscar Kightley visits Burma/Myanmar where he goes on a five-hour hike, deals with chaotic road traffic and sleeps a night on a bumpy train ride.

Psychologist and author Pamela Stephenson-Connolly travels to Papua New Guinea where she wears traditional face paint, takes a long river journey in a dug-out canoe, and has a close encounter with a crocodile.

Former All Black Captain Buck Shelford struggles with a salsa instructor, visits the cigar capital of the world, and witnesses first-hand Fidel Castro's influence in Cuba.