1) The Hollywood Walk of Fame features more than 2,690 stars embedded in the sidewalk, honoring notable figures in the entertainment industry.

2) The windshield wipers were invented by a woman named Mary Anderson in 1903.

3) The first graphical web browser, Mosaic, was released in 1993 and played a key role in popularizing the World Wide Web.

4) The word "chocolate" contains four vowels: O, O, A, and E.