A marathon musher on the trail the third day of the 2006 Beargrease Sled Dog Race along the North Shore of Minnesota. The race is a qualifying event for Alaska's long distance Iditarod Sled Dog Race. (Kit Larson)

Sounds from the John Beargrease Sled Dog Marathon

A marathon musher on the trail the third day of the 2006 Beargrease Sled Dog Race along the North Shore of Minnesota. The race is a qualifying event for Alaska's long distance Iditarod Sled Dog Race.

Credit: Kit Larson