The 12th Annual Winter X Games kicked off in Aspen, Colorado on January 25th. This three-day event, that features snowboarding, extreme Skiing and Snowmobile Racing is filled with thrilling action.

This year over 250 athletes are expected to push their sports to new levels, as they compete for the gold, silver and bronze medals.

Additionally, over 100,000 people have gathered in Aspen to watch the games. A further 1,000,000 viewers are expected to tune in every evening when the events are broadcast live from Aspen.

For a full schedule of the events go to http://expn.go.com/expn/story?id=3142792. Below are some of this year's highlights: