The 19th Annual Maryland State Police Polar Bear Plunge - an event that has been keeping Maryland COOL since 1997! Let the fun begin and be a part of all the chills and thrills of PlungeFest 2015 on January 24th at Sandy Point State Park. It's not just an event - it's an experience that has become a winter-time tradition for thousands of warm-hearted Plungers! And it all benefits Maryland's children and adults with intellectual disabilities, as they enjoy the life-changing benefits of participating with Special Olympics Maryland.