New York is one of the most famous cities in the United States, and also the most densely populated city in North America. New York is an international center for finance, politics, entertainment, culture, and art. It has a large number of museums, galleries, media outlets, international administrative agencies, and stock trading centers. In 1524, the first group of European explorers landed in New York Harbor, which also opened the historical rise and fall of New York. Below is New York in the early 20th century.