Register now on the Ultra Challenge website.When you sign up you’ll be asked what sponsorship option you want to choose. Select ‘Option 1′Get in touch with us once you’re done and we will send you a bespoke fundraising pack!Fundraise as much as you can for Chestnut Tree House.

I've already signed up - how do I fundraise for Chestnut Tree House?

Thank you for choosing us to donate your sponsorship to – we appreciate every penny.Next steps:Get in touch with us and let us know you’re taking part.We’ll be in touch with your own bespoke events pack, including fundraising hints and tips and sponsorship form.Once you’ve raised your sponsorship money and completed your event head over to our GoDonate page to donate the money directly to us.

Thames Bridges Trek

Name: Thames Bridges Trek
Start: 2025-09-13

Follow England's greatest river through London and raise money for children with life-limiting conditions.

Sign up today

Event details

When: Saturday 13th September 2025

Activity type: London, Treks & walks

Full event details

A woman raises her arms in triumph as she crosses the finish line of a the Thames Bridges Trek.

About the event

Take in unrivalled views of London's iconic skyline and historic landmarks on this 25km route from west to central London.

Setting out from Putney Bridge you'll head east towards the City, zig-zagging over the array of 16 historic bridges, each with its own fascinating story. Take a rest at the halfway point at The Oval Cricket Ground for some snacks & drinks before continuing to the finish line celebration in Southwark Park past the final crossing – the majestic Tower Bridge.

- Register from £39

What you'll get

From us:
- Support from an experienced fundraising team who can help you reach your goal

From the event provider:
- A fully signed and marked course
- A finisher's medal
- Free food and drink

Sign up now

More details about the Thames Bridge Trek

Register now on the Ultra Challenge website.
When you sign up you’ll be asked what sponsorship option you want to choose. Select ‘Option 1′
Get in touch with us once you’re done and we will send you a bespoke fundraising pack!
Fundraise as much as you can for Chestnut Tree House.

Thank you for choosing us to donate your sponsorship to – we appreciate every penny.

Next steps:

Get in touch with us and let us know you’re taking part.
We’ll be in touch with your own bespoke events pack, including fundraising hints and tips and sponsorship form.
Once you’ve raised your sponsorship money and completed your event head over to our GoDonate page to donate the money directly to us.

You can find details about the race day on the Ultra Challenge website.

If you have a question about trekking and fundraising for Team Chestnut, please contact the Events Team.

How your fundraising makes a difference

£54

could pay for a session with a family counsellor, offering emotional support for siblings, parents, and other family members

£119

could pay for a home visit to a child at the end of their life, ensuring they are comfortable and cared for

£184

could give a group of teenagers a rare night out to an accessible cinema, comedy club, or bar accompanied by our Activities Team

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