Big Splash Swimathon 2026
24th October - 18th November
Looking for a challenge to test yourself, to get in shape, or bond with friends on a weekend adventure? If so, an Ultra Challenge® is for you – and you don’t need to be a budding elite athlete, they’re for everyone, take it on at your pace and fundraise to support TOFS!
Walk, Jog, or Run along stunning coastlines, or trails through wonderful countryside – with full support all the way, camaraderie, and an amazing sense of achievement!
London Winter Walk (30 & 31 Jan)
Bath 50 Ultra Challenge (20 Mar)
Windsor 50 Ultra Challenge (17 Apr)
Isle Of Wight Ultra Challenge (1 – 2 May)
Jurassic Coast Ultra Challenge (15 – 16 May)
London 2 Brighton Ultra Challenge (29 – 30 May)
Lake District Ultra Challenge (5 – 6 Jun)
Cotswold Way Ultra Challenge (12 – 13 Jun)
North Norfolk 50 Ultra Challenge (19 Jun)
North Yorks Ultra Challenge (26 – 27 Jun)
Peak District Ultra Challenge (3 – 4 Jul)
South West Coast 50 Ultra Challenge (24 Jul)
North Downs 50 Ultra Challenge (Sat 31 Jul)
London Summer Walk (21 Aug)
The Borders Ultra Challenge (28-28 Aug)
South Coast Ultra Challenge (4/5 Sep)
Thames Path Ultra Challenge (11/12 Sep)
Thames Bridges Trek (11 Sep)
Thames Twilight 10 Walk (10 Sep)
Chiltern 50 Ultra Challenge (25 Sep)
Shropshire 50 Ultra Challenge (18 Sep)
Kent Downs 50 Ultra Challenge (9 Oct)
