6. New York

Population: 21,900,000
Country: USA

The metropolis of New York is at the mouth of the Hudson River in southern New York state. It is part of the Mid-Atlantic region on the Eastern Seaboard of the USA. The New York Metropolitan Area extends across three states—including lower New York , northern New Jersey and parts of southwestern Connecticut. New York City is one of the global centers of international finance, politics, communications, film, music, fashion, and culture, and is among the world's most important and influential cities. It is home to many world-class museums, art galleries, and theatres. Many of the world's largest corporations have their headquarters here. The headquarters of the United Nations is in New York and most countries have a consulate here. Immigrants from over 180 countries live here, making it one of the most cosmopolitan cities in the world. Travelers are attracted to New York City for its culture, energy and cosmopolitanism.