http://www.slate.com/articles/double_x/the_kids/2015/01/sledding_bans_from_iowa_to_new_jersey_cities_are_outlawing_sledding_in_city.html

If it’s teeth-chatteringly cold where you live, and there’s snow on the ground, your kids are probably whining to go sledding. But according to recent news reports, sledding is so dangerous that cities are outlawing it. The city of Dubuque, Iowa, just made it illegal for residents to sled in 48 out of the city’s 50 parks, and towns in New Jersey, Nebraska, Indiana, and Illinois have recently passed sledding ordinances, too.