Explore challenges
From our One Million Challenge to sponsored charity challenges, there's a wide variety of events and adventures for you to join and help keep you motivated to achieve your goal!
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Featured challenges
Explore what's hot in the world of challenge events and adventures.
- Sat 22 - Sun 30 Nov
- FREE
Tommy 10,000 Steps Challenge
Step up this November and walk 10,000 steps a day for our veterans. Lace up your trainers, grab your fitness tracker, and turn your daily walk into something extraordinary.
- 30 days walking
- Sun 8 - Fri 13 Feb 2026
- 5 nights from £3,820
Finland Arctic Challenge
Push your limits with ice running, snowshoeing, skiing, fat-biking on snowy trails and husky-dog sledding. Based out of wilderness cabins, you will experience Lapland in the most authentic way!
- 1 day trail running
- 1 day snowshoeing
- 1 day nordic skiing
- 1 day mountain biking
- 1 day dog sledding
- Sat 27 Jun 2026
- £50
Bournemouth Pier to Pier Swim
Join over 1,200 swimmers and take on an epic 1.4 mile open water swim from Boscombe Pier to Bournemouth Pier. With every stroke, you’ll be powering lifesaving research.
- 1.4 miles sea swimming
- Fri 26 - Sun 28 Jun 2026
- £200-£1,500
Tommy Ride To Ypres
Join RBLI Tommy Ride, a two-day cycling challenge from RBLI’s village in Kent to the Menin Gate in Ypres. Ride 190km alongside veterans and take part in the Last Post Ceremony on Armed Forces Weekend.
- 190 km road cycling + 3704 ft ascent
- 4 nights from £825
14 Peaks Experience
The 14 Peaks is a famous 24-hour challenge that only the toughest and bravest (or craziest?!) undertake! Savour the hiking adventure by tackling it over 3 days with expert guides to lead the way.
- 3 days hiking
- 1 day from £180
Open Lake District Triple Challenge
Trek to the summit of the iconic Old Man of Coniston, tackle the off-road mountain bike trails of Grizedale forest and kayak across the picturesque Coniston water, in one action-packed day!
- 10 miles road cycling
- 5 miles hiking
- 2 miles kayaking
- 1 night from £190-£265
Open Snowdon/Yr Wyddfa Triple Challenge
Experience the rugged landscape of Snowdonia/Eryri with this one-day action-packed challenge of biking, hiking and kayaking!
- 10 miles road cycling + 220 m ascent
- 9 miles hiking + 945 m ascent
- 2.5 miles kayaking
- 4 nights from £945
Trans Wales Trail Run
Put your trail running to the test on this 100km journey from border to beach over 3 days under the expert guidance of a trail running coach.
- 3 days trail running + 1930 m ascent
Extreme Challenges
Feeling super-fit or super-daring? These are for you...
- Fri 12 - Sun 14 Jun 2026
- £95-£105
Arla Great North Swim | 10K
Swim the official open water Olympic distance at the Great North Swim Weekend - the UKs biggest open water swim event.
- 10 km lake swimming
- Thu 21 May 2026
- £135
The Dun Holm Challenge | All Days
Commit to all five days and push your endurance across distances from 3K to ultra, unlocking a week of unstoppable running challenges - ideal for a '5 marathons in 5 days' goal.
- 5 days trail running
- Thu 2 Apr 2026
- £135
Eggcellent Easter Orange Run | The Eggcellent Easter Five in Five Days Series
Collect an Easter Bunny egg each day as you conquer the distance of your choice for five days, powering through a colourful series of epic spring runs for your Easter egg themed medal and goody bag.
- 5 days road running
- Sat 11 Jul 2026
- 1 day from £30-£85
Zip the Cow
Zip slide from the top of the Cow, at the Cow and Calf rocks above Ilkley, at speeds up to 35 miles an hour with spectacular views of Wharfedale, for Sue Ryder's expert care.
- 885 ft abseiling
- 1 day from £92
Velocity Zip Wire for Charity
Soar up to 100mph on the world’s fastest zip line on an adventure combining adrenaline, breathtaking views, and rich Welsh heritage - all for a great cause.
- 0.5 day abseiling
- Sun 8 - Fri 13 Feb 2026
- 5 nights from £3,820
Finland Arctic Challenge
Push your limits with ice running, snowshoeing, skiing, fat-biking on snowy trails and husky-dog sledding. Based out of wilderness cabins, you will experience Lapland in the most authentic way!
- 1 day trail running
- 1 day snowshoeing
- 1 day nordic skiing
- 1 day mountain biking
- 1 day dog sledding
- Sat 10 Jan 2026
- £73-£115
Kent Backyard Ultra | Round Two: Dover
A crisp morning start from the farm on a 50/50 road-trail mix with coastal views. Run a loop (a 'yard') every hour, on the hour, until only one runner remains. Miss the bell, and you're out.
- Fixed time runs
- Ultra run
- Sat 7 Mar 2026
- £73-£115
Kent Backyard Ultra | Round Three: Sholden
Flat, fast and friendly at Lillyroo’s near Deal, one of Europe's flattest backyard courses. Run a loop (a 'yard') every hour, on the hour, until only one runner remains. Miss the bell, and you're out.
- Fixed time runs
- Ultra run
- Fri 17 Apr 2026
- £50
Landrace to Brighton
A 'monster' ride in the Landrace series of guided gravel rides for serious riders skilled at off-road cycling, from London to Brighton via Tillgate Forest and the South Downs.
- 130 km gravel riding + 1480 m ascent
- Wed 22 - Sun 26 Apr 2026
- £100-£350
- Early bird
Thames Ring Series
Take on this legendary 250-mile ultra following rivers and canals in a gruelling anti-clockwise loop through stunning countryside and historic towns within 100 hours.
Early bird on now
- Ultra run 3
- Fri 1 May 2026
- £100-£102
Portland Pig BackYard Ultra
4.167 miles on the hour, every hour, until the there is only one left standing. Have you got what it takes for just one more loop?
- 1 day multi terrain running + 323 ft ascent
- Fri 15 May 2026
- £50
Landrace to Bognor
A long summer’s day spent riding the gravel paths of Surrey and Sussex, heading to the coast at Bognor, traversing both the North and South Downs and passing through the woodlands of the Arun Valley.
- 130 km gravel riding + 1300 m ascent
- Sat 6 Jun 2026
- £80-£130
Suffolk Back Yard Ultra Festival
Push your limits at the highly competitive Summer Suffolk Backyard Ultra — run 4.167 miles every hour, on the hour, until only one runner remains standing.
- Fixed time runs 2
- Ultra run
- Sat 6 - Sun 7 Jun 2026
- £95-£105
- Team & charity places only
Endure24 | Reading
The UK’s favourite 24-hour trail race! Epic, Brutal, Relentless. Race against the clock to tackle as many laps of the iconic course as you can. How far can you go in 24 hours?
Team & charity places only
- 24 hrs multi terrain running
- Fri 19 Jun 2026
- £50
Landrace South Downs Way
A series of fast-paced guided gravel rides from London, perfect for serious riders skilled at off-road cycling. Can you ride 100 miles and climb 3000m, off road, in a day?
- 162 km gravel riding + 3600 m ascent
- Fri 26 Jun 2026
- £113-£115
Kent Backyard Ultra | Round Four: Bedgebury
Series finale on wide forest gravel through Bedgebury National Pinetum and Forest. Run a loop (a 'yard') every hour, on the hour, until only one runner remains. Miss the bell, and you're out.
- 1 day trail running + 305 ft ascent
- Sat 27 - Sun 28 Jun 2026
- £40
London Orbital Gravel Challenge
The London Off-Road Gravel Challenge (LOGC) is back, and it's ready to test even the most seasoned cyclists with 30 challenging climbs. This legendary ride is known for its sheer brutality.
- 24 hrs gravel riding + 4400 m ascent
- Sat 27 - Sun 28 Jun 2026
- £95-£105
- Team & charity places only
Endure24 | Leeds
The north's favourite 24-hour trail race! Epic, Brutal, Relentless. Race against the clock to tackle as many laps of the iconic course as you can. How far can you go in 24 hours?
Team & charity places only
- 24 hrs multi terrain running
- Thu 23 Jul - Sat 1 Aug 2026
- £300-£350
Great Barrow Challenge | 10 events in 10 days
10 running events in 10 days in the beautiful Suffolk countryside. Run 5K, 10K, Half Marathon, Marathon or an Ultra every day for 10 days in this unique endurance challenge!
- 10 days trail running
- Sat 8 Aug 2026
- £140-£275
- Early bird
ATW Odyssey Triathlon
Complete your own Odyssey on a journey of self-discovery in the Cambridgeshire countryside featuring a swim in the River Ouse, a scenic ride and a run around the beautiful town of St Neots.
Early bird on now
- Ironman
- Half Ironman
- Sat 8 Aug 2026
- £115-£200
ATW Odyssey Aquabike
Complete your own Odyssey on a journey of self-discovery in the Cambridgeshire countryside comprising a swim in the meandering River Ouse followed by a cycle around scenic countryside.
- Long aquabike
- Middle aquabike
- Sat 15 Aug 2026
- £65.50-£170
Moel Famau 12 & 24hr Challenge
This challenge involves a beautiful 7.2km loop being used, which will test you with it's 500m of ascent each time, with competitors completing as many laps of this as possible in 12 or 24 hours.
- Fixed time runs 2
- Sun 6 Sep 2026
- £75-£120
Helvellyn Triathlon & Aquabike
Take on one of the UK’s toughest triathlons – a legendary Lake District challenge where brutal climbs, wild beauty and sheer determination define every mile.
- Olympic triathlon
- Standard aquabike
- Sat 12 Sep 2026
- £60-£100
Thetford Back Yard Ultra Festival
Push your limits in this late-summer Thetford Backyard Ultra — run 4.167 miles every hour, on the hour, until only one runner remains standing.
- Fixed time runs 2
- Ultra run