Josie d'Arby uncovers an international scam centred on a muddy field in Somerset. Investors all over the world have been duped into paying out thousands of pounds for cheap agricultural land unlikely to ever get planning permission. Naturalist Mike Dilger goes looking for an endangered butterfly in Gloucestershire. The Pearl Bordered Fritillary is just about clinging on for survival thanks to woodland management. Wiltshire adventurer David Hempleman-Adams travels to Geneva to take part in a prestigious gas balloon event. The Coupe Aeronautique Gordon Bennett is due to take off from the UK next year for the first time in the event's 104 year history. The competitors are judged on who can fly the furthest distance from the launch site.