Runners will be racing the Don River Railway steam train on foot over a 7km distance along the don walking track. The whole train journey takes 30 minutes give or take, there will be a prize for those who beat the train home.
There will be random draws with plenty of prizes and cash for the first three male and female runners across the line.
As well as the 7 km race there will be a kids race over 2 km. Everyone who crosses the finish line will receive a medal.