The Polar Plunge is a unique opportunity for individuals, organizations and businesses to support local Special Olympics athletes by jumping, splashing or even crawling into the sparkling, frigid lake. Watch daring participants jump into the frigid waters. Proceeds benefit Wisconsin Special Olympics. 10am to noon on-site registration. Plunging from noon to 1:30pm. Wear Shoes – No Diving – Have Fun. All for a good cause!