Architecture of New York City high crime, prompting many to consider these projects a failure. A distinctive feature of residential (and many commercial) buildings in New York City is the presence of wooden roof-mounted water towers, which were required on all buildings higher than six stories by city ordinance in the 19th century because the municipal water pipes could not withstand the extraordinarily high pressure necessary to deliver water to the top stories of high-rise buildings. New York City is located on one of the world's largest natural harbors. The boroughs of Manhattan and Staten Island are their own islands, while Queens and Brooklyn are
History of New York City dominated the South, Boston dominated New England; Chicago, the nation's railroad hub, dominated the Midwest United States; however, New York City dominated the entire nation in terms of communications, trade, finance, popular culture, and high culture. More than a fourth of the 300 largest corporations in 1920 were headquartered in New York City. In 1898, the modern City of New York was formed with the consolidation of Brooklyn (until then an independent city), Manhattan, and outlying areas. Manhattan and the Bronx were established as two separate boroughs and joined together with three other boroughs created from parts of adjacent counties