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what we do

We organise challenge events that will test you and inspire you. You can do it for charity - or do it for yourself. It's about making life an adventure and the outdoors special!

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treks & walks

"Great things are done when men and mountains meet." William Blake forgot to mention the great friends & memories you'll also make! We have treks & walks the world over. Adventures await!

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cycling

Our 24 hour rides are famous. Our 'Ultracycles' are road biking challenges at their best with spectacular backdrops. We also organise more gentle tours, overseas & closer to home.

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running

Time for a new challenge? Our unique 100 km, 50 km or 25 km 'ultra-runs' offer fantastic routes, full support, signage, and the best hospitality. The ideal opportunity to go that extra mile!

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uk events

Not all challenges require getting on a plane! Join in a group challenge or get some friends together and test yourself whilst experiencing the best of what the UK outdoors has to offer.

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kilimanjaro

We've taken over 2,500 adventurers to the summit. Kilimanjaro remains one of the best trips out there - a real challenge & a slice of Africa. If you're going - go up with the best - go with us!

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bespoke events

For corporate teams, charities, schools, & private groups, we can tailor-make an exclusive event for you. Whether it's on bikes, foot, snowshoes, rafts or camels - there's a challenge out there!

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We are Action Challenge and take groups, individuals, charities and companies on inspirational adventures & challenge events. Our events are usually unforgettable, sometimes life changing, and always rewarding with group camaraderie as important as physical commitment. Take part in one of our challenges and fundraise for a charity - or just do it for yourself. Our events have helped to raise over £50 million for a range of UK charities. 

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find a challenge

Use our handy challenge finder to filter through our many events to find one that is just right for you.

Our most popular challenges & events...

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There's 80 adventures & challenges that you could sign up to now & join!

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FREE kit deal on any of the challenges below - save £130!! sign up by end of August

We also organise bespoke events for companies, charities & private groups.

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latest news

Kilimanjaro Evenings

The Kilimanjaro Team will be running Open Evening's throughout 2015 - come along to find out more about climbing with us. Our Kilimanjaro expert team will be hosting the next open evening on 22 September 2015 and 20 October 2015, for anyone who is c…

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New Ultra Challenge for 2016!

The South Coast Challenge - 27/28 August 2016 Launch Offer - Save 70% for first 500 sign ups! Introducing the newest addition to the Ultra Challenge Series - the South Coast Challenge! Taking place across August 2016's bank holiday weekend, this new…

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Take on the London 2 Brighton Cycle

Four charities have teamed up, and are seeking cyclists of all abilities to join a ride and raise over £1.5 million to help their work. This September a few thousand riders will unite and set out to Challenge Cancer together in a festival…

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we've helped raise over £50 million for charities. Some of our partners...

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The air holiday packages and flights shown are ATOL protected by the Civil Aviation Authority in the UK. Our ATOL number is 6296. In Ireland the air & holiday packages and flights that are shown are protected by CAR license number TA0297. Please see our booking conditions for more information.