Trilateral 40

The Trilateral 40 is an exciting 40 km running event set to take place in Fowey, Great Britain, on April 12, 2025. Participants will navigate a mixed terrain course that showcases iconic Cornish landmarks, divided into three legs: Fowey to Helman Tor, Helman Tor to Gribben Head, and Gribben Head back to Fowey. The event features self-navigation with GPS tracking, three feed stations, and a mandatory kit list.

Participants must be at least 18 years old and have eight hours to complete the course. Registration closes on April 1, 2025, with varying entry fees based on the registration date. Visit the organization's website for the most recent information.