The Mount Isobel Challenge is an annual mountain duathlon, has been running for more than 20 years, which takes place in the picturesque village of Hanmer Springs, each year. It is not for the lighthearted but is enjoyed by many.
The race takes competitors on a unique journey through Hanmer Forest amongst some amazing mountain scenery.
The course involves 8km, 1000m ascent mountain-run and a non technical mountain bike ride of approx 22 km. The race can be done either as an individual or as a two person team.