NZ’s oldest last person standing format event, where participants run one 6.7km lap an hour (starting on the hour) until the last person is standing. A Backyard Ultra is a type of ultramarathon where participants run laps of a set course...

8,12 or 24 hr Trail Run Relay or solo Solo or relay teams of 2, 4 or 6 people completing as many 5km trail laps as possible (non-stop) in either 8, 12 or 24 hours.