Red Pine Adventures. For a winter speed thrill of the machine-powered variety, hop on a snowmobile and follow your guide along private groomed trails adjacent to Canyons Resort. You'll need snow clothing, gloves and goggles, but boots and helmets are provided, as is pick up in Park City. 2050 W. White Pine Canyon Rd., Park City, UT, 84060. 435/649–9445; 800/417–7669 snow. www.redpinetours.com. $165 per machine (up to 2 people). Daily at 9, 11, 1, and 3 in season.
Thousand Peaks Snowmobile Adventures. Backcountry snowmobile tours are on one of Utah's largest private mountain ranches, just outside of Park City, where you can catch a free shuttle. Clothing is available to rent. 100 W. Weber Canyon Rd., Park City, UT, 84098. 888/304–7669. www.thousandpeaks.com. From $159 single rider, $198 double.