From Space, New York City, United States

Transportation
Mass transit in New York City, most of which runs 24 hours a day, is the most complex and extensive in North America. About one in every three users of mass transit in the United States and two-thirds of the nation's rail riders live in New York and its suburbs. The iconic New York City Subway system is the busiest in the Western Hemisphere, while Grand Central Terminal, also popularly referred to as "Grand Central Station", is the world's largest railway station by number of platforms. New York's airspace is one of the world's busiest air transportation corridors. The George Washington Bridge is the world's busiest motor vehicle bridge.
Public transit is New York City's most popular mode of transit. 54.6% of New Yorkers commuted to work in 2005 using mass transit. This is in contrast to the rest of the United States, where about 90% of commuters drive automobiles to their workplace. According to the US Census Bureau, New York City residents spend an average of 38.4 minutes a day getting to work, the longest commute time in the nation among large cities.
New York City is served by Amtrak, which uses Pennsylvania Station. Amtrak provides connections to Boston, Philadelphia, and Washington, D.C. along the Northeast Corridor and long-distance train service to cities such as Chicago, New Orleans, Miami, Toronto and Montreal. The Port Authority Bus Terminal, the main intercity bus terminal of the city, serves 7,000 buses and 200,000 commuters daily, making it the busiest bus station in the world.