You can train like an Olympic hopeful at Lucy Hill Naturbahn Luge in Negaunee. The only "naturbahn" (natural track) luge in North America is open to the public on weekends. Michigan is also home to the most accessible of only four public luge tracks in the US, at Muskegon’s Winter Sports Complex.
Dog sledding excursions in both the Lower Peninsula and UP range from short day trips to overnight wilderness adventures.
Great Lakes surfing season is approaching. When the ice clears surfers don wetsuits and catch freshwater waves at three especially popular spots that have their own surf shops. On Lake Michigan it’s Third Coast Surf Shop in New Buffalo and Sleeping Bear Surf & Kayak in Empire. In the UP, Casualties Skate Snow Surf in Marquette caters to Lake Superior surfers.
Go Fish: Hook up with an ice fishing or charter fishing operation that know where the fish go in winter, from inland lakes to rivers and the Great Lakes.
Head to the Petoskey area for Zipline Adventure Tours at Boyne Highlands and Boyne Mountain. The guided rides at the sister Boyne Resorts last 2-1/2 to 3 hours and travel down the slopes on a series of lines at speeds of 20-25 mph, sometimes at heights of 50 feet in the air.
Soaring above the frozen surface is cool; just ask the Great Lakes Kiteboarding folks who promote snowkiting, the winter version of the sport, on the east side of the state. Across the Mitten Little Black Lake near Muskegon is a snowkiting hotspot.