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what we do

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

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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. 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 individuals, groups, charities and companies on outdoor challenge events & inspirational adventures which are usually unforgettable and always rewarding - with camaraderie as important as physical commitment. You can take on a challenge just for yourself or fundraise for a charity as well - and our events now raise over £10 million each year for UK charities. Join us - challenge yourself - and do something special.

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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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latest news

An International Adventure...

5 AMAZING TREKKING ADVENTURES Join 100 or so adventurers in some of the World's finest scenery for a challenge that will test you. Whether it's heading down to the Sahara in sun baked Morocco, crossing a multi coloured wilderness in Iceland, scaling…

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Walking in WINTER

The main season of UK events may be a few months away, but we know many of you are itching to challenge yourselves over the winter...We are pleased to introduce our new WINTER WALK on January 15th 2017 to keep you going!Join us for a brisk 20km in c…

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A Moroccan Adventure!

Congratulations to our 89 Saharan Challenge runners and trekkers that took on 2 marathons in 2 days across the Saharan desert. Conditions were tough, with little shade and soaring temperatures, but everyone battled through to achieve something that t…

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Push yourself in 2017!

Our UK events season is over and it's now time to look to 2017!So why not take in the beautiful English countryside next summer in style on an Ultra Challenge! Registration for all events is now open:Isle of Wight Challenge - 29/30 AprilLondon 2 Brig…

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Do something special in 2016/17 - take on a new challenge....

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We've helped raise over £55 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.