An extensive metropolitan area consisting of several large cities and their surrounding areas that have grown together to form a continuous urban corridor. These super-regions often span multiple states or administrative boundaries.
From Greek 'megas' (great) and 'polis' (city), originally the name of an ancient Greek city. French geographer Jean Gottmann popularized the modern usage in 1961 to describe the Boston-Washington corridor, creating a new category for understanding urban scale.
The Northeast Corridor from Boston to Washington D.C. houses 50 million people in one continuous urban belt nicknamed 'BosWash'! From space, this megalopolis glows as a single ribbon of light stretching 400 miles along the Atlantic coast.
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