The Underdown Trail Races return to the Northwoods, drawing racers from across the United States to transverse trails to secluded lakes, over boardwalks, and climbing 75 hills.
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.