Looking for a challenge – to test yourself, to get in shape, or bond with friends on a weekend adventure? If so, an Ultra Challenge® is for you – and you don’t need to be a budding elite athlete – they’re for everyone, take it on at your pace! Whether along stunning coastlines, or trails ...

Come and run at Colchester Zoo, home to over 160 species and set in 60 acres of parkland and lakes! Minimum Age: 17 Read more