Men cheer as they take part in the Coney Island Polar Bear Club's annual New Year's Day Polar Bear Swim in New York's Coney Island, Jan 1, 2011. A polar bear plunge is an annual event held across the United States during the winter time, usuallly on New Year's Day. During the event, participants enter a body of water despite the low temperature in a bid to raise money for a charitable organization. [Photo/Agencies]