New York City is the largest city by population in the United States with 8.8 million people. It also holds the most densely populated city with 11 313.81/square km. It is also the centre of the Northeast Megalopolis with 52.3 million people.  New York has one of the largest natural harbours in the world. There are five boroughs that make up New York City - Brooklyn, Queens, Manhattan, the Bronx, and Staten Island.  Tourism is a major part of the economy of New York with 66.6 million tourists visiting in 2019. Times Square is one of the world's busiest pedestrian intersections and the heart of the Broadway Theatre District. Three of the world's ten most visited tourist attractions are in New York City. 

The sender must have visited New York City and picked up this card from Times Square. Times Square is a major commercial intersection, tourist destination, entertainment hub, and neighbourhood in Midtown Manhattan, New York City. It is the junction of Broadway, Seventh Avenue, and 42nd Street. It is brightly lit all the time by billboards and advertisements as well as businesses that are open 24 hours a day. The Broadway Theatre District is also located here. It draws about 50 million tourists a year.  It was once known as Longacre Square, but was renamed in 1904 when the New York Times moved its headquarters to the newly erected Times Building, now One Times Square. This is the site of the famous New Year's Eve ball drop which attracts a million people a year.  Between the 1960s and early 1990s, Times Square was not a great place to be. High crime as well as go-go bars, sex shops, peep shows, and adult theatres were infamous symbols of the city's decline.  Today it is es...