1) The concept of banking dates back thousands of years, with evidence of early banking activities found in ancient civilizations such as Mesopotamia and Egypt.

2) George Clooney is an American actor, filmmaker, and activist. He gained fame for his role in the television series "ER" and has since starred in successful films such as the "Ocean's" trilogy, "Syriana," and "Up in the Air," winning several awards for his performances.

3) The tongue of a blue whale is so big that about 50 people could stand on it.

4) Mount Kilimanjaro in Tanzania is the highest mountain in Africa and attracts climbers from around the world.