Help us to stop bowel cancer

Ultra-Challenge Series

The Ultra Challenge Series offers a series of distances ranging from 25km to 100km. With multiple routes to choose from and the choice to walk, jog or run - there is something for everyone.

Each event is fully supported with rest stops every 12.5km fully stocked with drinks, snacks and hot meals. What's more you can get a massage to soothe your aching legs and will be greeted at the finish line with a glass of bubbly and your medal.



Isle of Wight Challenge 

Join 2,000 others of all ages and experience for an unforgettable challenge. It will be rewarding, fun, and absolutely achievable with your resolve and determination!

Date: 5-6 May 2018

Thank you to our fantastic team in this year’s Isle Of Wight Challenge – you’re superstars. Watch this space to find out how you can enter the 2019 event

Wye Valley Challenge

Take on the dramatic landscape along the England Wales border and enjoy the natural beauty in a new challenged for 2018!

Date: 11-12 August 2018
Distance and sponsorship:

  • Full challenge 100km: £80 registration fee, £425 minimum sponsorship
  • Half Challenge 50km: £60 registration fee, £275 minimum sponsorship
  • Quarter Challenge 25km: £40 registration fee, £175 minimum sponsorship



South Coast Challenge

This challenge takes on some of England’s finest scenery and makes for an amazing journey you will never forget.

Date: 25-26 August 2018
Distance and sponsorship:

  • Full challenge 100km: £80 registration fee, £425 minimum sponsorship
  • Half Challenge 50km: £60 registration fee, £275 minimum sponsorship
  • Quarter Challenge 25km: £40 registration fee, £150 minimum sponsorship


Sign up now

Thames Path Challenge

Due to be the biggest challenge of the Series, the Thames Path Challenge offers multiple routes. Take in the beautiful scenery with different route options finishing in Hampton Court, Runnymede or Henley each route has fantastic sights. 

Date: 8-9 September 2018
Distance and sponsorship:

  • Full challenge 100km: £80 registration fee, £425 minimum sponsorship 
  • Half challenge 50km: £60 registration fee, £275 minimum sponsorship
  • Quarter challenge 25km: £40 registration fee, £175 minimum sponsorship

Or why not take on the bridges? Join 2,000 other walkers for an epic 23km trek across the Capital’s 16 historic bridges on the Thames Bridges Trek.

Date: 8 September 2018

Distance and sponsorship:

  • Full challenge  23Km: £40 registration fee, £175 minimum sponsorship


Sign up now

We are also partnered with the London 2 Brighton, Cotswolds Way and Jurassic Coast  challenges - Join team Bowel Cancer UK today!

Have your own place?

If you’ve secured your own place directly via the organiser's website, we would love to welcome you to our team. There is no set fundraising target; we just ask that you raise what you can. Your support will help fund vital research to stop bowel cancer.

I have my own place

How we will support you

Our events team will support you all the way, from your initial welcome pack through to congratulating you on your achievement. We will send you a t-shirt to wear on the challenge along with regular training and fundraising updates to make sure you have the best experience.  

Contact information

If you have any questions about the event or the application process, email or call 020 7940 1769. 

The whole event, seeing people push themselves further than they thought possible and the support given to you by total strangers was amazing. Davina, Ultra Challenge Series Trekker

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