New York City Department of Parks and Recreation: BeFitNYC
New York City Department of Parks and Recreation is the steward of more than 14 percent of New York City including Yankee Stadium, Central Park, athletic fields and nearly playgrounds, tennis courts, and other recreational areas.
NYC Department of Parks and Recreation offers many free or low-cost activities – some in collaboration with the NYC Department of Health – that can help New Yorkers get fit and stay fit. BeFitNYC is an online guide that can provide information about fitness programs available.