This fantastic 50km circular route will showcase the best of the Chilterns and is an end of season celebration for 2020.

You'll walk, jog or run along 3 iconic trails - starting and finishing in Henley-on-Thames Base Camp with a 25km half way at Lewknor. You will venture through nature reserves, forests, along ancient footpaths and up some of the Chiltern's famed hills. It's a route with real variety and all very accessible from London.

Starting and finishing at Base Camp in Henley, there's a Saturday night celebration BBQ and entertainment with extensive on-site camping and parking options. With 25km options - there's a Chiltern Challenge for everyone - and a great way to end the 2020 Ultra Series.

Prices dependant on distance.

Registration fee: £5-10

Sponsorship target: £245-£395

Mixed and self-funding options available

Contact our supporter care team