Sign up before the November 30th 2026 and use code BCRTDEAL50 to get 50% off your registration fee!

Take on England’s most iconic National Park with this stunning Ultra Challenge offering distances from 10km up to the full 100km. Join more than 1,500 Challengers walking, jogging, and running on spectacular Lake District.

Set out from basecamp in Kendal, over the Garburn Pass to the charming town of Ambleside. Relax and refresh at your 50km point on the shores of Lake Windermere, before full 100km Challengers set out towards Newby Bridge and Cartmel, before heading back to their finish line in Kendal.

Join as an individual or as a team and get ready to experience full support every step of the way. Regular Rest Stops packed with food & drink, hot meals, fully marked routes, massage & medical care, marshals on course and walking the route with you, and of course an unbeatable community. There’s even camping/accommodation options & transfers for all Challengers available so you can plan your whole weekend smoothly.

Push yourself further in 2027, take on an Ultra Challenge – the UK’s No.1 Series of treks & trail challenges.

What You'll Get

  • Inclusive & fun event with a great atmosphere and camaraderie
  • Choose your distance, including 100km, 50km, 25km and 10km
  • Walk, Jog, or Run
  • Food & Drink
  • Medal & T Shirt
  • Full fundraising support, and a choice of fundraising options

Click here for full details of prices and to sign up.

Get Involved

  • Team Spirit When you join #TeamBones you’re welcomed into a group who are passionate, supportive and all working towards the same goal of finding a cure. We'll celebrate your progress and you'll get support from our dedicated fundraising team and our #TeamBones community.
  • A #TeamBones running top which you can personalise with iron on letters so the crowds can chant your name.
  • Support from our fundraising team to help you every step of the way. If you ever need to ask us a question you can email us at [email protected]
  • Make an Impact: By taking on one of our events or challenges you’re helping to provide vital support for families facing primary bone cancer.

Why join #TeamBones

  • £5 could allow us to provide a child undergoing life-altering surgery with an interactive story book to help them understand their treatment and recovery
  • £40 funds an hour of essential laboratory time for our researchers investigating new treatments for primary bone cancer
  • £100 allows us to put on one of our virtual Support Groups allowing those affected to come together to discuss topics that are important to them and their family

Fundraising options

Option 1 - Full Sponsorship for Charity

Pay a small registration fee & fundraise for the Bone Cancer Research Trust. Fundraising targets and registration fee vary based on the event type and distance.

Option 2 - Self funding

Pay for your own place & fundraise whatever you can for the Bone Cancer Research Trust (small admin fee to charity.) There is no target associated with this option but we ask that you raise as much as you can for the Bone Cancer Research Trust. To learn more and to sign up simply click here or email us at [email protected].

Can't find the event you're looking for? Take a look at our Challenge Events Near You, we can guarantee we have races near you!