Partner up with a skiing or boarding buddy and spend Saturday, February 2 navigating, traversing, and skiing your way through Park City Mountain Resort in a battle to the finish. Your path will be tracked with a Flaik GPS, and you must visit checkpoints and take specific runs while skiing around the mountain. Prizes awarded to top teams. Registration is $90 per two-person team, which includes two Helly Hansen baselayers. bigmountainbattle.com