This ultramarathon takes you across the ancient Ridgeway, following in the footsteps of Romans and Vikings towards the mythical stone circle at Avebury!

Join #TeamARUK and take on the oldest path in Britain!

Already got a place for this event?

If you already have a place in this event but would like to support Alzheimer’s Research UK, we’d love to have you on the team! There’s no minimum sponsorship target and we can provide help and support with your fundraising.


13-14 July 2024

Registration fee:
£70 (100km 2-days inc. camping)
£50 (100km non-stop)
£40 (50km Day 1 or Day 2 only, ex. camping)

Minimum sponsorship:
£500 (100km)/  £300 (50km)

Lewknor, Oxon

Event details

Walk, jog, or run this award-winning ultramarathon! Enjoy the stunning British countryside from the Chilterns to the North Wessex Downs. From sign up to the finish line, we will support you every step of the way as you make research breakthroughs possible!

With brand new 50km routes available, this is a challenge for all levels of experience and fitness. You could wander through the renowned ‘field of dreams’ or go to the historic Liddington Castle!

Hope for research breakthroughs starts when you take the first step. So why not sign up now and begin your journey?

When you join #TeamARUK you’ll receive…

  • Help and support from a dedicated fundraising team.
  • A fundraising pack bursting with hints and tips.
  • A free Alzheimer’s Research UK running vest or technical t-shirt.
  • Access to fundraising materials, cheer packs for friends and family, and more.

Endurance athlete takes on 17 marathons in 17 days for dementia research

Louis Alexander will run 17 marathons in 17 days to raise thousands of pounds for Alzheimer’s Research…

Read more