The Big Welsh Swim

Date & Location

Llanberis, North Wales

Organiser’s Description

Catch the narrow gauge train to the end of Llyn Padarn to start your swim for a truly unique experience! With the spectacular backdrop of the Snowdon mountain range, the historic Dolbadarn Castle and Welsh slate quarries you can choose to swim the 3k length of the lake, once, twice or three times! We have a mid length option too.


  • 1.3 km
  • 3 km
  • 6 km
  • 9 km
  • Swimming
  • 1 - 5km
  • 6 - 10km
  • 1 mile or less
  • 1 - 5 miles
  • 6 - 10 miles
  • Lake

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