The Serra Terror is an endurance challenge held in the Grampians National Park on the Long Weekend in June. Participants can enter as either an Endurance Team or a Relay Team, with the course changing yearly to maximize the breathtaking scenery. The 2024 event will cover approximately 80km over 2 days, starting near Mooralla and aiming to finish at the Dunkeld Golf Course. The course will include a mix of single track, open four-wheel drive tracks, hills, and flats, promising awe-inspiring views and the ultimate adventure of a lifetime. Registrations open on February 1, 2024. Visit the organization's website for the most recent information.