Chiltern 50 Challenge Enjoy a 50km looped route in some of the Chilterns finest countryside, with historic trails, rolling hills, nature reserves and fantastic views. At the basecamp in Henley, there’s a Saturday night celebration BBQ, bar & entertainment, with on-site camping and parking options. It is a route with real variety and wonderful scenery, plus it's easily accessible from London. Choose from 10km, 25km or 50km - there’s a Chiltern Ultra Challenge for everyone! Your entry includes a range of free food & drink at regular stops, and support from medics, marshals and massage team. As you cross the finish line, you'll get a glass of fizz, finisher's t-shirt, and a special medal to celebrate your achievement. For full details and to sign up SIGN UP & FUNDRAISING OPTIONS You have 2 options when signing up for a place to support Dreams Come True: 1. Charity Sponsorship – pay a small registration fee, do lots of fundraising and we cover the cost of your event place! 10km: £10 Reg Fee and £100 fundraising target 25km: £20 Reg Fee and £240 fundraising target 50km: £30 Reg Fee and £360 fundraising target 2. Mixed Funding – pay half of the event place cost yourself, fundraise a bit less and we pay the balance of the event place cost. 10km: £22.50 Reg Fee and £70 fundraising target 25km: £50 Reg Fee and £150 fundraising target 50km: £75 Reg Fee and £225 fundraising target If you would like some further information, please get in touch Book Manage Cookie Preferences