Population Density in the most important cities

Over 56% of world's population live in cities, making them incredibly important to current societies. This is a list of the most influent cities and their population density.

Influent cities and their population
1-New York	New York is considered as the most popular and influent city in the world.	Over 8.468 million people live here.
2-Paris	Paris is the world's most visited city. Over 2.161 million people live in this dream city.
3-Tokyo	Tokyo is the world's most populated city.	Over 34 million people live in this city.

Most developed cities in South America

Mexico City is Mexico's capital and the most populated one in South America.
Santiago de Chile is the most developed city in South America.
Buenos Aires, Argentina, is considered the prettiest in South America because of its European influence.