Join #Team ISG as an individual or as a team, and 2000 other trekkers on Saturday 10th September  2022 as we venture 25km across the Capital taking in unrivalled views of the skyline from its best vantage points. This is a great event to take on as part of our Challenge 25 fundraising campaign, and in our 25th Anniversary Year!

Until the 7th June you can get £5 off your registration fee if you Self Fund your place when using code JUBILEE25 at Checkout. 

Your entry includes a free ISG t-shirt, food and drink at regular rest stops, plus support including medics, marshalls and massage. As you cross the finish line, you’ll get a glass of fizz, t-shirt, and a medal to commemorate your achievement!

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  • Start location: Bishops Park, Fulham
  • Start times: 09:30 – 12:00 
  • Finish location: Southwark Park, East/ Central London
  • Finish times: 4 – 7 hrs (any finishers coming in before on a jogging/ running time will be disqualified)
Rest stops and finish line are fully supported with toilets, medics, Action Challenge event managers, crew & covered seating areas.


Good preparation and smart planning are key, and from the moment you sign up you’ll have access to the Challenge App – with training guides, optional training walks, maps, online forums, the latest news and updates!


You will need to raise 50% of your fundraising target at least six weeks before the event in order to confirm your place on the day.

1. Charity Sponsorship – you pay a small registration fee, do lots of fundraising and the ISG covers the cost of your event place!

Reg fee £10 / fundraising target £250

2. Mixed Funding – pay half of the event place cost yourself, fundraise a bit less and the ISG pays the balance of the event place cost.

Reg fee £45 / fundraising target £135

3. Self Fund – you pay the full cost of the event place - fundraise whatever you want, with no set target or deadline, and there’s no cost at all to the ISG!

Reg fee £79


For full information on this challenge, please visit the Thames Bridge Trek website. You can also find FAQs here.

Remember that most importantly, we'll provide you with the reason to keep going! You'll know with every step you're helping to improve the lives of people living with ichthyosis, either through research or direct support.  The vast majority of our income comes from fundraising and we just couldn't do what we do without you.

Sign UP!