Episode 1. Simon Reeve travels through the glorious Lake District National Park and the county of Cumbria, with its magnificent mountains, glacial valleys and 16 iconic lakes and meres. 1/3. From submarine workers to hill farmers, Simon Reeve meets the people of Cumbria, revealing new insights into this stunning corner of Britain.

Episode 2. Simon goes wild swimming in the crystal clear lake of Buttermere, before taking a look at the less fortunate Derwent Water, one of the many lakes now clogged with the invasive New Zealand pygmyweed. 2/3. From submarine workers to hill farmers, Simon Reeve meets the people of Cumbria, revealing new insights into this stunning corner of Britain.

Episode 3. In the shadows of Sellafield, the most hazardous industrial site in western Europe, Simon meets members of the Civil Nuclear Constabulary. He's also given rare access to Sellafield's aging facilities. 3/3. From submarine workers to hill farmers, Simon Reeve meets the people of Cumbria, revealing new insights into this stunning corner of Britain.