Mark your calendars for September 11th-12th for Northern Ontario’s premiere mountain bike event. The Shuniah Forty Miner Presented by Tbaytel is a two-day celebration of Thunder Bay’s mountain biking trails located at Kinsmen Park in the beautiful Trowbridge Forest. The feature event is an XC Marathon mountain bike race. The course will feature a 20 km loop that will be repeated several times depending on which race you register for. Categories include a 20km, 40km, 60km, and a 5km mini-miner race for the youth.