1. In 1800, the Library Company of New York was founded, with the goal of promoting literature and knowledge in the city. Today, it is one of the oldest cultural institutions in the city and houses over 300,000 books and manuscripts.

2. In 1902, the New York Times published its first crossword puzzle, which quickly became a popular feature in the newspaper. The crossword puzzle has since become a staple of American culture, with many people beginning their day by completing the puzzle over a cup of coffee.

3. On April 24, 1913, the Woolworth Building, then the tallest building in the world, was officially opened in New York City. The building, which stands at 792 feet tall, has been an iconic part of the city's skyline for over a century.

4. In 1967, Muhammad Ali refused to be inducted into the US military, citing his religious beliefs and opposition to the Vietnam War. On April 24 of that year, he was stripped of his boxing titles and banned from the sport for several years. The decision was eventually overturned by the US Supreme Court.

5. In 2013, One World Trade Center, the tallest building in the Western Hemisphere, opened to the public. The building stands at 1776 feet tall, in honor of the year of America's independence. It is located on the site of the former World Trade Center, which was destroyed in the terrorist attacks of September 11, 2001.