Education in New York City privately run secular and religious schools in the city. The New York Public Library, which has the largest collection of any public library system in the country, serves Manhattan, the Bronx, and Staten Island. It has several research libraries including the Main Branch and the Schomburg Center for Research in Black Culture. Queens is served by the Queens Borough Public Library, the nation's second largest public library system, while Brooklyn Public Library serves Brooklyn. New York City is also home to hundreds of cultural institutions and historic sites, many of which are internationally known. It is widely regarded a center
Flags of New York City Baseball team, and the New York City FC of Major League Soccer. In 2017, NYCFC added the tricolor city flag to its jersey, substituting its own "NYC" monogram in place of the seal. The New York Islanders National Hockey League team also uses the orange, blue and white, however, although the team moved to the New York City borough of Brooklyn in 2015, the team colors were selected when the team played in Nassau County, Long Island, which also has blue and orange as official colors. The office of the Mayor of New York City has its own official variant,