Snowbiking is a snow sport which uses a bicycle with fat tires to more easily travel through snow. The bicycles used are called fatbikes or snow bikes, and the sport is sometimes referred to as "fatbiking".

Fatbikes are becoming more popular, and there are many snow biking events around the world. Examples include the Snow Bike Festival in Gstaad Switzerland and the annual Global Fatbike Summit in Wyoming USA. There are also more extreme events such as the ultra-marathon Iditarod Trail which can be accomplished on a bike.

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