The Rib Mountain Adventure Challenge celebrates its tenth year under the leadership of Tim Buchholz and Anna Nummelin. The duo has grown the Memorial Day weekend event to the largest in the nation and given $90,000 to student scholarships.
Rib Mountain Adventure Challenge makes most of this year’s move to Rhinelander
Adventure racers will run, bike, and paddle through the Northwoods this weekend
America’s largest adventure race explores the Northwoods
The largest adventure race in the United States, the Rib Mountain Adventure Challenge, has competitors trekking, biking, and paddling through the pristine waterways, beautiful trails, and serene wilderness of the Northwoods of Wisconsin.