River | Lake | Sea - an unparalleled swimming journey

A trilogy of open water swimming events in three magical locations. Immerse yourself in the River Shannon, Lough Derg and Killary Fjord and experience the best of Ireland’s iconic waterways. 

Swim in one, two, or all three of these remarkable locations to complete the Gaelforce Great Swim Trilogy. Get into the pure, clear, open water and take on this unique challenge for your swimming year!

Each swim offers three distances suitable for swimmers of all levels, from beginners to pros, and we welcome wetsuit and non-wetsuit swimmers in all categories. Our experienced safety and medical teams are on hand to provide support throughout the events.


ENTER ALL THREE at the same time and get a FREE EXCLUSIVE 'Gaelforce Great Swim Trilogy' towel robe! Read on for details.

Gaelforce Great River Swim – Lanesborough – 18 May 2024

Swim the mighty River Shannon, Ireland’s longest river.  

The first event of the Gaelforce Great Swim Trilogy starts in the beautiful countryside just north of Lanesborough, Co Longford, where the River Shannon meets Lough Ree.   
This river swim offers three distances: 5.8km | 3.1km | 800m in a down-river swim assisted by the current. 




Gaelforce Great Lake Swim – Lough Derg – 13 July 2024

Immerse yourself in mystical Lough Derg. 
The second event of the Gaelforce Great Swim Trilogy takes place in Lough Derg, where small islands strewn with ancient ruins dot the lake by the historical village of Mountshannon in Co. Clare.  
This lake swim offers three distances 3.9km | 2km | 750m in a circular route starting and finishing on the lakeshore. 


Gaelforce Great Fjord Swim – Connemara – 14 September 2024 

A spectacular sea swim in the Atlantic Ocean. 
The final event of the Gaelforce Great Swim Trilogy takes place in the sheltered, crystal-clear Atlantic waters of Killary Fjord, in Leenane, Co. Galway, with Connemara’s majestic mountains soaring all around.  
This sea swim offers 3 distances 3.9km | 2km | 750m finishing on the Killary shore. 



Why you should enter all three events

Enter all three events online together and get your very own exclusive 'Gaelforce Great Swim Trilogy' branded towel robe! These incredible, one-size-fits-all towel robes are an absolute essential for every swimmer.

In order to qualify, you MUST enter all three events at the same time through our website. 


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