Snowfest is returning to Greenwood Furnace State Park in Huntingdon this Saturday, offering a full day of winter fun from noon to 3 p.m. Highlights include bike demos, a 5-mile run, a bonfire on the beach, live music, and the 14th Annual Juniata Valley YMCA Polar Plunge. Visitors can also enjoy outdoor educational activities, learn about animal furs, watch blacksmith demonstrations, and more. Food will be available, and admission is free.