Lincoln Center for the Performing Arts (also simply known as Lincoln Center) is a 16.3-acre (6.6-hectare) complex of buildings in the Lincoln Square neighborhood on the Upper West Side of Manhattan. It has thirty indoor and outdoor facilities and is host to 5 million visitors annually. It houses internationally renowned performing arts organizations including the New York Philharmonic, the Metropolitan Opera, the New York City Ballet, and the Juilliard School.