1) The world's oldest university, Al-Qarawiyyin, was founded in 859 AD and is located in Fez, Morocco.

2) The word "bank" comes from the Italian word "banco," which means bench. In medieval Italy, bankers conducted their business on benches in the marketplace.

3) The world's largest desert is the Antarctic Desert, covering around 5.5 million square miles.

4) The Boston Celtics and the Los Angeles Lakers are the most successful teams in NBA history, with a combined total of 33 championships.