GAELFORCE
Great SWIM TRILOGY

Take on the Gaelforce Great Swim Trilogy 2026, a series of open-water swimming challenges in remarkable natural locations. Choose your distance at each event and discover the very best of Ireland’s rivers, lakes and coastal waters along the way.

Beginning in the quiet stretches of the mighty River Shannon, on to the mystical depths of ancient Lough Derg, and finishing in the Atlantic swells of Killary Fjord, each swim marks a different milestone on your open water journey. Expert organisation, facilities and safety teams, a welcoming, inclusive environment and a festival-style atmosphere combine to make the Gaelforce Great Swim Trilogy the unmissable open-water challenge.

Whether you’re taking your first steps into open water racing, looking to build distance and confidence across the season, or you’re a seasoned athlete looking for an exceptional marathon distance race, make this the swimming experience that shapes your year.

Register for the River, Lake and Fjord swims together and receive your exclusive 2026 Gaelforce Great Swim Trilogy hoodie free!