Marshfield Area Ski Touring Foundation Works to Fix Damaged Trails Before Snowfall Marshfield, WI (OnFocus) The Marshfield Area Ski Touring Foundation is looking for the community’s help in rebuilding the trails at Marshfield School Forest after a year of heavy damage. MASTF is a nonprofit community organization that has worked closely with the Marshfield School … Continue reading Fundraiser Underway to Repair School Forest Trails