International Falls, International Falls, MN
The Arrowhead Ultra 135 is a Running race in International Falls, Minnesota consisting of a 135 Mile Trail Run.
Winter Bike/Run/Ski 135 mile Ultra-Race across Scenic Northern Minnesota's Voyageur Country, I-Falls to Tower on Arrowhead State Trail.
Non-Profit. We lose a little money but give generously to some very good Charities like Special Operations Warrior Foundation and local SnowMobile Clubs. Just so you know.
This is one of the toughest endurance races in the world.
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