Series looking at outdoor and extreme sports. This episode features hardcore surfing Thurso on Scotland's northern coast. It is a long way from shorts and bikinis but there is £60,000 prize money and a galaxy of international stars. Meanwhile Cameron McNeish is at the other end of Scotland on one of his favourite hills in the Borders, and returning to the the north coast is the Cape Wrath Challenge and the remarkable story of one man's fight against motor neurone disease.