Chiltern 50 Ultra Challenge
Take on the Chiltern 50km Ultra Challenge through some of the Chilterns’ finest countryside, with historic trails, rolling hills, nature reserves and fantastic views.
Our Henley Basecamp offers extensive on-site camping and parking, plus a Saturday night celebration meal and bar. With wonderful scenery and easy access from London, it’s the perfect setting for a memorable challenge.
You’ll enjoy full support and hospitality throughout, with a 25km loop option and the Henley 10K also available. There’s a Chiltern Ultra Challenge® for everyone!