Activision Publishing announced today that Mountain Sports, a six winter games developed by Sproing for Wii, is now available in North America. Mountain Sports includes a variety of high-impact outdoor activities: skiing, snowboarding, tobogganing/tubing, bobsledding, curling and the biathlon. All of the sports except curling give players the option to hop on the Wii Balance Board for intuitive fun, carving up the slopes as they strive to become the Winter Sports Festival champion.