Rib Mountain State Park

IRONBULL Ultra Returns to Wausau, WI on September 28th with Record Growth Expected

IRONBULL Ultra Returns to Wausau, WI on September 28th with Record Growth Expected

The IRONBULL Ultra Trail returns drawing racers from twelve states. The event offers a 15K, 25K, and 50K trail run on picturesque trails plus a free kids run.