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 Earth's core is primarily composed of iron and nickel and is as hot as the surface of the sun.

3) The New York Stock Exchange (NYSE) is the largest stock exchange in the world.

4) The lotus flower is considered a sacred symbol in many cultures and is associated with purity, enlightenment, and rebirth.