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what we do

We organise challenge events that will push you further and inspire you. Join and do it for a charity of your choice - or just do it for yourself!

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Trekking 939

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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Endurance 2


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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Ukevents Compressed

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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We've taken over 4,000 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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Bg Bikes Day 6 5307

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're Action Challenge and take individuals, groups, companies and charities on outdoor events & inspirational adventures which test you, and are unforgettable. You can take on a challenge for yourself or fundraise for a charity as well - and our events raise over £10 million each year for UK charities. Join us - and push yourself further in 2018!



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

Other Adventures and Treks...

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219 Newyear Mera

Climb Mera Peak
Oct-Nov 2018

Summit Nepal’s highest trekking peak to over 6,450m. Stunning panoramic views of the world's highest mountains. Save up to £300 with our New Year deal...

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219x198 Sahara Trek

Trek Sahara Desert
Oct 2018

Take on this 8 day adventure to experience the real Morocco with a 5 day trek across the Desert, camping under the star-lit sky and exploring traditional markets.

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Ultra Challenge Series - Walk, Jog or Run - 100km, 50km, or 25km

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Ultra Adventure Series - 5 great challenges - 5 amazing destinations

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Do something special in 2018/19 - take on a new challenge....

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

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latest news

International New Year Offer!

BOOK NOW & SAVE! We want to help you reach your goals in 2018.  Join a group on one of our Great Treks of the World to cross the Icelandic wilderness, walk above the clouds at Machu Picchu and climb Kilimanjaro or Elbrus - one of the Seven…

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NEW EVENT - Easter Walk!

Challenge Yourself this Easter!  Saturday 31st March! We are excited to announce the launch of the inaugrual Easter Walk - bring your friends, family & work colleagues to join us on either a 25 mile or 25km looped walk starting and finishing…

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Ultra Challenges - save £25!

WINTER PROMOTION - SAVE UP TO £25 - Limited time offer until 25 Dec!! You can make some great savings this season on any 2018 Ultra Challenge. With different distances and 7 Challenges to choose from, including the NEW Jurassic Coast &…

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The Great Tesco Walk

The Great Tesco Walk - Reaches John O'Groats! After 31 days, 2,400km and 51 stages The Great Tesco Walk finally reach it's destination of John O'Groats on October 5th. Action Challenge are extremely proud to have hosted the challenge in aid of the Te…

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We've helped raise over £60 million for charities. Some of our partners...

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Your financial protection:

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.