From cycling the length of Britain to exploring the Moroccan Mountains, there is a challenge for everyone.
Here are some of our favourite UK cycling challenges:
We also have some fantastic overseas rides:
Find out more
Please contact Danielle Byrne or Tammy Savill on 020 8770 0279 or firstname.lastname@example.org for more information about the wide range of challenges you can take part in.
Sponsorship and fundraising
We recommend you use JustGiving for online fundraising: create a fundraising page here.
Find us on Facebook
Become a fan of The Royal Marsden Cancer Charity on Facebook to see some of our previous challenge event participants’ photos.