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Largest Cities of the World

A collection of lists of the largest urban areas and urban agglomerations in the world.
Largest Urban Agglomerations
A listing of the twenty-two largest urban areas in the world, based on United Nations estimates, from your About.com expert Guide to Geography.
Largest Urban Areas in the World
A listing of the largest and most populous urban areas in the world, based on gross metropolitan urban agglomeration population.
Largest Metropolitan Areas
A listing of the thirty largest metropolitan areas, with total population, in the United States, from your About.com expert Guide to Geography.
Most Populous Cities Through History
The largest city of the world over the last five thousand years along with lists of the ten largest cities for the years 100, 1000, 1500, 1800, 1900, and 1950.
Largest Cities in the World
A listing of the largest and most populous cities in the world, based on metropolitan urban agglomerations population.
Largest Cities in the United States
The twenty largest cities in the United States based on population.

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