Get involved What's On Blenheim Triathlon Blenheim Palace Triathlon is a full weekend experience with a host of different challenges available. It's also a perfect family day out; see the historic palace, enjoy the stunning grounds and cheer on the triumphant triathletes. Choose your challenge Super Sprint: an ideal distance if you want to dip your toes into the world of triathlon. Sprint: be it your first or tenth triathlon, this is a great all-round challenge. Sprint Relay: pass the baton to your nearest and dearest for each leg. Weekend Warrior: complete as many back-to-back triathlons as you can in one weekend. Join the challenge and you'll get … a Katharine House Hospice T-shirt. a dedicated fundraiser on hand to help you hit (and exceed!) your fundraising target, along with access to our helpful fundraising tips and tricks. How does it work? Sign up via the Let's Do This website Pay the registration fee and in addition set yourself a fundraising target. Click here to start your Blenheim Triathlon journey Manage Cookie Preferences