What is the largest tourist attraction in US?

The largest tourist attraction in the US is Times Square in New York City. It is a major commercial intersection, tourist destination, entertainment center and neighborhood in Midtown Manhattan. It is one of the world's most visited tourist attractions, with an estimated 50 million visitors annually. Times Square is also the world's largest pedestrian area, and is also the hub of the Broadway theatre district, one of the world's busiest entertainment venues.