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Ascend the majestic Snowdon in the Rat Race Sea to Summit - Yr Wyddfa, a breathtaking 33-mile trail ultramarathon that takes you through the stunning landscapes of Snowdonia. Embark on a journey from the historic Caernarfon Castle on the coast, scaling the Watkins Path and South Ridge to reach the summit, before descending through the Ranger path to the finish line. Challenge yourself to conquer this iconic peak and immerse yourself in the natural beauty of this remarkable region.
2026-10-10
Start Time: TBD
Caernarfon to Rhyd Ddu, Wales, UK
Organized by
Rat Race