1) The world's largest volcano, Mauna Loa in Hawaii, is also one of the most active.

2) The Earth's core is hotter than the surface of the Sun.

3) The most-watched television event in the United States is the Super Bowl, with millions of viewers tuning in each year.

4) Tom Hanks is an American actor and filmmaker known for his versatile performances in films such as "Forrest Gump," "Saving Private Ryan," and "Cast Away." He has received numerous awards, including Academy Awards, Golden Globes, and BAFTAs.