Ultra Challenge Series - Chiltern Challenge This end of season 50km looped route covers some of the best of the Chilterns countryside. You can Walk, Jog, or Run along historic trails and over rolling hills. Starting & finishing at our Base Camp in Henley-on-Thames, there's a Saturday night celebration BBQ & entertainment with camping options. Passing through nature reserves, forests, and hills with great views - it's a route with real variety, and some wonderful scenery - and it's all easily accessible from London. With 25km options also - there's a Chiltern Challenge here for everyone! Join us for an unforgettable end of season celebration Challenge in the Chilterns. What do you get from this event? HENLEY BASECAMP 50KM LOOP FULL CHALLENGE 25KM CHALLENGE OPTIONS 4 COVERED REST STOPS FREE FOOD & DRINK WALK AT YOUR PACE - 12 HRS+ RUN OR JOG - SET A NEW GOAL JOIN AS INDIVIDUAL OR TEAM FULLY SIGNED ROUTE MEDICS, MARSHALS, MASSAGE FRI / SAT CAMPING OPTIONS CELEBRATION FINISH BBQ & BAR SAT EVENING ENTERTAINMENT FOR CHARITY OR SELF FUND MEDAL & T SHIRT SHUTTLE BUSSES & TRANSFERS CHALLENGE MOBILE APP SIGN UP HERE For more information on any of the Ultra Challenge Series please contact Clare Allen, our Events Manager on 01494 410 335 or [email protected] Booking for this event has now closed.