Participant Area

Challenge info & updates ...

Latest News

16 May - E-Tickets Sent!

E-tickets have now been emailed to anyone who registered BEFORE the 16th May 2018 - so keep a look out in your inbox and also make sure you check your junk inbox too!

If you registered before the 16th May and have now received your e-ticket by Monday 21st May, please check your details on our Starting List below and complete the E-Ticket Request Form for it to be re-sent to you.

If you have registered AFTER the 16th May, your e-ticket will be sent to you by the 23rd May.  

27 April - Pre-Event video briefing now live!

To help you prepare and keep updated with all the latest, we've got a Pre-Event video for you. Watch now for advice on final preparations and what to expect on the day.

16 April - Final Event Guide & Start Times Released!

The Final Event Guide is now live! Have a read through for details to help you make your final plans for your Challenge.

Also, for anyone that registered BEFORE the 16th April, your start time has been emailed to you. This may take some time to come through (check your junk inbox!), but if you haven't recieved it by Friday 20th April or you would like to request a start time change, please complete the Start Time Amendment/Request Form below.

If you have registered AFTER the 16th April, your start time will be confirmed on your e-ticket sent on the 16th May.

Challenge info

L2b Eticket


If you haven't received your e-ticket, click here to view your details on the Starting List and request for it to be resent.

find out more


We've 7 videos hosted by our panel of Ultra Challenge experts discussing topics from training to footcare & more!

find out more

We are Action Challenge....

Our events have helped to raise over £60 million for UK charities. We are based in London, and we organise challenge events & adventures for individuals to join, and bespoke events for charities, companies, and private groups. Our Ultra Challenge Series will see  nearly 20,000 participants walk, jog, or run in 2018 - with all pushing themseves further!

Saharan Challenge Find Out More 2

          New 50km Event...


 New - Ultra Adventures

5 amazing challenges...

171x171 Alps

The Alps Challenge

20 - 24 June 2018

Italy to France amongst Europe's stunning mountain scenery. This challenging route follows valleys, streams, mountain passes & skirts Mont Blanc.

Find Out More >>
171x171 Sahara

The Saharan Challenge

11 - 15 Oct 2018

The World Heritage Draa Valley is the dramatic backdrop for this iconic Challenge - 2 marathon distances in 2 days across sand dunes & rocky trails.

Find Out More >>

UK Ultra Challenges

Click below...

      Walk, Jog, or Run

      ..UK's best Ultras!

Series Partners

Challenge Partners