13 December - Tannenbam 10k

10 January - Lakes Basin 15k

7 February - Allan Bard Memorial 20k

28 March - Third Annual Mammoth Winter Biathlon

4 April - Mammoth Marathon

11 April - Tour de Taste

All events are at Tamarack Cross Country Ski Center
http://www.mammothmountain.com/MountainActivities/WinterActivities/CrossCountrySkiing/