Maxi Score Event at Tunnel Hill, Chewton, Sunday 23 March There are team and individual categories and the options of 90 minutes or 3 hours. There will be two mass starts. The Hash House will provide food and refreshments at the end with the cost covered in the entry fee. Map: Tunnel Hill near Castlemaine. Most of the forest is open and easy to move through with areas of complex gully/spur that offers plenty of navigational challenges. Maps are given out at registration so there is time for you to plan your route and strategy. Entry: Online Team or Online Individual by March 20. Share this