megalopolis

Major urbanized areas include a band that extends from Milwaukee, Wisconsin, through Chicago and around southern Lake Michigan; a band that stretches southward from Detroit, Michigan, and then continues along the southern shore of Lake Erie; and the Toronto-Hamilton area on the northern shore of Lake…

…even larger urban agglomerations, the megalopolises. Examples of megalopolises in the United States include “Boswash,” the chain of contiguous cities and surrounding regions that stretches from Boston to Washington, D.C., along the northeastern seaboard; the Chicago–Pittsburgh area around the Great Lakes; and the San Francisco–San Diego region along the California…

…and complexity the aptly named megalopolis, that supercity stretching along the Atlantic from Portland, Maine, past Richmond, Virginia. Other large conurbations include, in the Great Lakes region, one centered on Chicago and containing large slices of Illinois, Wisconsin, and Indiana; another based in Detroit, embracing large parts of Michigan and…

…the great population mass, or megalopolis, arcing across the northeastern United States from Boston to Washington, D.C. Other metropolitan areas include the urban environs of Roanoke and Lynchburg, as well as those around the smaller cities of Danville, Bristol, and Charlottesville.