In the frozen wilderness of Northern Minnesota, a scientist and an ultra-marathoner embark on a 135-mile, three-day endurance test, pushing their bodies to the limit in temperatures as low as 40 degrees below zero. As they struggle to complete the grueling challenge, they must confront the risks of frostbite and hypothermia, all while navigating the solitary woods and their own personal demons. Along the way, they may discover unexpected lessons about life, love, and happiness.
40 Below: The Toughest Race in the World
In the unforgiving landscape of Northern Minnesota, a scientist and an ultra-marathoner embark on a 135-mile, three-day journey through snow and subzero temperatures.


























