Choose your challenge...
Will you join the fight for wildlife and take on a fundraising challenge for ZSL? Join team ZSL today and you'll get:
- A free ZSL exercise t-shirt.
- Two free tickets to London or Whipsnade Zoos if you raise £100 or more.
- Digital fundraising pack with tips and step-by-step guides to help you get started.
- Email support from our friendly team in the lead up to your challenge.
12 October 2025
Royal Parks Half Marathon
Run through London's parks for ZSL in 'Britain's most beautiful Half Marathon'! You'll pass the London Eye, Buckingham Palace and the Houses of Parliament during this scenic 13.1 mile route.
18 May 2025
Hackney Half Marathon
Dash through East London in the Hackney Half marathon, with vibrant street art and entertainment on course. Be quick to grab your ZSL charity place, general public places have already sold out!
7 & 8 June 2025
Blenheim Palace Triathlon
Take on a triathlon for ZSL in the stunning grounds of Blenheim Palace. This iconic event offers both beginner-friendly and advanced challenges, set in the grounds of a UNESCO world heritage site.
10-11 May & 20-21 September 2025
Tough Mudder
Challenge yourself to take on the world's best mud run and obstacle course for ZSL with one of our charity places, and support global wildlife conservation.
Any date
Skydive for ZSL!
Feel the full force of flying through the clouds from over 10,000ft at up to 125mph while raising money for wildlife conservation at the same time.
13 April 2025
Paris Marathon
Feeling inspired by the Olympics? Take on the Marathon de Paris to experience the host city for yourself! The route starts at the Arc de Triomphe and finishes with views of Notre Dame and the Effiel Tower. It's not one to be missed.
Various dates
Family-friendly inflatable fun run
Take on the world’s largest and best inflatable obstacle run, the Inflatable 5k. This family-friendly event is suitable for participants aged 5+. There are venues all across the UK. Everyone is welcome, and it’s a fantastic day out with friends or family!
Various dates
Bungee jump
Experience the thrill of a lifetime with an exhilarating bungee jump. Choose one of the stunning locations then take a leap and support wildlife today!
23 March 2025
Hampton Court Palace Half
The only half marathon to start and finish at a Historic Royal Palace. Hampton Court Palace is one of only two surviving palaces that King Henry VIII owned. The race will start inside the gates of the Palace and finish in its beautiful gardens.
Various dates
Regent's Park 5k & 10k runs
Take on a 5k or 10k run to raise money for ZSL in beautiful Regent's Park, home to our very own London Zoo. You might even catch a glimpse of some of our animals along the route!
13 July 2025
Ride Reigate
Choose 100k, 50k or a family-friendly 25k cycle through a scenic route, while supporting wildlife conservation! There's something for everyone, from keen cyclists to leisure and family.
Various dates
Other marathons
Take on a marathon for wildlife! There are a number of different marathons that we have ZSL charity places in, including Edinburgh, Leeds, Paris and Barcelona.
Got your own place?
Taking on a cycle, mud run or marathon?
If you've already got your own place in a challenge event, we'd love you to join team ZSL and support wildlife! We'll be with you every step of the way with fundraising advice, and you'll get a free ZSL t-shirt as a thank you.
Create your own challenge
There are lots of ways you can fundraise for wildlife, from a sponsored animal dress up day to an animal-themed yoga marathon – the possibilities are endless.
There's no minimum fundraising commitment, but every pound you raise will help to save wildlife from extinction.
Download our fundraising guide for challenge inspiration and a step-by-step guide to get you started.
Let's get started!
Every pound makes a difference
Our supporters have helped us save species from extinction, double tiger numbers in Nepal and India, restore vital wildlife habitats and disrupt the illegal wildlife trade. We rely on dedicated people like you to continue this vital work.
Download your fundraising materials
Find useful tips and advice in our fundraising guide and promote your event with our downloadable posters and totalisers. We have all you need for a successful fundraising challenge, ready to download.
If you do any offline fundraising, you can use our sponsorship form and send the money you raise in by cheque. Download our sponsorship form for more details.
We'd love to hear from you
If you have any questions about a fundraising challenge, have your own place in an event, or are looking for inspiration, we’d love to hear from you. Send us an email at fundraising@zsl.org to say hello.