The Bronx buildings.<ref>For an example of this argument, as well as of several other theses mentioned here, see "When the Bronx was burning" "City-data" forum (blog), 2007, where rubygreta writes: The Bronx The Bronx is the northernmost of the five boroughs of New York City, in the U.S. state of New York. It is south of Westchester County; northeast and east of Manhattan, across the Harlem River; and north of Queens, across the East River. Since 1914, the borough has had the same boundaries as Bronx County, the third-most densely populated county in the United States. The Bronx has a land area
History of New York City (1855–1897) movement of the 1950s. Pre-war steam ferries had already made Brooklyn Heights into a bedroom community for affluent professionals on Wall Street and other urban areas. Elevated railroads, operated by the Manhattan Railway Company, and other new public transport expanded the commuter area of New York, allowing development of suburbs for commuters of more modest means in Upper West Side and other distant areas. Plans were made for subways to still more remote exurbs such as Harlem and the West Bronx. In the late 19th century, the island's schist bedrock encouraged the early skyscrapers whose successors characterize its skyline today.