5th edition of the Gourinoise walk against cancer.After a musical warm-up starting at 9:30 am at the Château de Tronjoly in Gourin, walkers or runners will be able to take 4 loops of 3, 7, 11 or 16 km. The departure is scheduled at 10am. No ranking. Open to everyone ! Permanent meetings will take place on October 5th and 12th in the castle farmhouse, from 10am to 4pm, for registration and withdrawal of bibs and T-shirts. A t-shirt will be offered to the first 3,500 participants.