National

Thames Moonlight 10 Walk

Take on either a spirited Friday evening 10km or an energetic 10-mile looped route walk through the heart of London…

Peak District Ultra Challenge®

A basecamp in idyllic Bakewell will welcome 3,000 adventurers who will test themselves in the fabulous Peak District National Park.

London 2 Brighton Ultra Challenge®

Take on the Capital to Coast trails and test your grit & determination for Rainbows!

Jurassic Coast Ultra Challenge®

Join us on this spectacular World Heritage coastline to take on between 10 & 100km at your pace as a…

Great North Run

Take on the Great North Run and run the famous 13.1 mile route from Newcastle to South Shields being cheered…

Run a Marathon for Rainbows

We’ve partnered with Run For Charity to offer exciting marathon events across the UK. Take on a challenge and help…

Run a Half Marathon for Rainbows

We’ve teamed up with Run For Charity to bring Rainbows supporters a wide range of exciting Half Marathon events across…

Join an Ultra Challenge®

With 20 events to choose from, and distance options ranging from 10 km up to the full 100 km –…

London Marathon 2026

Take on the world famous London Marathon by applying for one of our Rainbows Golden Bond places, or join Team…

Challenge Events Across the UK – Run, Ride, Conquer

Whether you're into running, cycling, obstacle races, or unique challenges, there’s something for everyone—on dates that work for you.

London Landmarks Half Marathon 2026

Be part of something special with Rainbows at the London Landmarks Half Marathon – a race like no other!

Royal Parks Half Marathon

Join Team Rainbows for this iconic half marathon through four of London's most beautiful Royal Parks