Go for 25 kilometers night snowmobile tour behind the guide on the ski slopes and off piste. These machines with 500cm3 engines will provide you with feelings of tremendous speed and acceleration. An amazing adventure out of marked trails in the nature. You're off to an exceptional evening in the stars' glow and a magnificent sunset over the Mont Blanc. After a short briefing , you will go for 50 minutes ride on Yamaha snowmobiles. You follow the guide throughout your trip.