What could be more fun than a bit of go-karting. What about go-karting on ice, brilliant.
This is a growing sport now with quite a few ice rinks putting on sessions around the world. It also appears that some ski resorts have decided to join in the action. For example in Kuusamo, Finland, you can race on a frozen lake against a few friends or strangers.
Cervinia, Italy have a mountian side race track designed speciffically for the sport.