Whythra Bys Vyken 100's - Bude to Hayle

The Whythra Bys Vyken 100's - Bude to Hayle is a challenging 100-mile trail running event in Cornwall, organized as a team run with six participants starting together. The course runs along the coast from Bude to Hayle, featuring self-navigation and support from a crew providing water, snacks, and simple hot food every 5-6 miles. Runners must meet qualifying criteria, including prior 100k race experience and night running.

The event has a 36-hour completion limit and requires carrying essential safety and survival gear. Participants are supported throughout, with medical aid available, and the event emphasizes teamwork and safety on rugged coastal trails. Visit the organization's website for the most recent information.