1) The first bank in the world, Banca Monte dei Paschi di Siena, was established in Italy in 1472 and is still in operation today.

2) The word "elephant" contains three vowels: E, A, and E.

3) The New England Patriots and the Pittsburgh Steelers hold the record for the most Super Bowl wins, with six championships each.

4) In Aztec mythology, Quetzalcoatl is a prominent deity often depicted as a feathered serpent. He is associated with creation, fertility, and wind, and is considered a cultural hero and patron of priests and rulers. The arrival of Spanish conquistadors was interpreted by some as the return of Quetzalcoatl.