The UK’s No 1 Series of treks & trail runs! Join Team Cats for an epic adventure and help make a better life for cats. Whether along a stunning coastline or on trails through magnificent countryside, you’ll get full support all the way – including plenty of food & drink, medics & massage, camaraderie, a medal & T shirt, and an amazing sense of achievement. With 20 events to choose from, and distance options ranging from 10 km up to the full 100 km – there’s an Ultra Challenge waiting for you in 2026. View the full range of events here!
27 Sep 2025
This route covers some of the best of the Chilterns countryside. You can walk, jog or run along historic trails and over rolling hills
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11 Oct 2025
This Ultra Challenge, in the ‘Garden of England’ with a base camp near Maidstone. It will test spirit and determination but is totally achievable with good preparation and the Ultra Challenge support.
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25 Oct 2025
Treat yourself to a hair-raising hike around some of the City’s scary streets and historic haunts!
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24 - 25 Jan 2026
Take on the London Winter Walk through the heart of the Capital, following the Thames, and passing many famous landmarks. A great way to set you up for an active New Year!
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28 Mar 2026
From the Bath Racecourse basecamp, 2,000 adventurers will head out on looped routes around and through this elegant city
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2 - 3 May 2026
Join us for the Isle of Wight Ultra Challenge and take on the island’s coastal path
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16 - 17 May 2026
Join 3,000 adventurers of all experience levels and ages and walk, jog or run the spectacular Jurassic Coast, a World Heritage Site
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23 - 24 May 2026
Join 2,000 adventurers of all experience levels and ages and take on a classic capital to coast route!
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