The Royal Quiz

Dominoes date back to the 12th century! It was played in China during the Yuan Dynasty and was referred to as 'pupai'! Much later, in the early 18th century, the game began appearing in Europe and, according to many scholars, spread when Italian missionaries brought the game back home with them.

Hoover Dam was made with massive amounts of concrete (enough to build 3000 miles of road). In order to cool this concrete, a supersized fridge was invented. This machine dispensed up to a thousand tons of ice every day! The incredible refrigeration machine helped take off decades from the project’s timeline.

Despite being a brilliant tactician and an impressive character, Napoleon wasn’t free from human frailties. The Corsican emperor was notoriously superstitious. He hated Fridays, despised the number 13, and carried a portrait of his wife into every battle as a lucky charm.