The most expensive painting ever sold is the Salvator Mundi — attributed to Leonardo da Vinci — for $450 million.

The waltz was considered scandalous when introduced in the late 18th century because partners held each other closely.

Banksy, the anonymous street artist, has never been definitively identified despite decades of speculation.

Traditional Japanese kabuki theater originally featured women actors — they were banned in 1629, and men have played female roles ever since.

The oldest known musical instrument is a flute carved from a vulture bone, found in Germany and dated to 40,000 years ago.

During his entire lifetime, Vincent Van Gogh is known to have sold only a single painting.

Chess grandmaster Magnus Carlsen has been world champion since 2013 and has the highest Elo rating in history.

The famous 'Wilhelm Scream' sound effect has been used in hundreds of movies since 1951.

Fortune cookies are not Chinese — they were invented in California in the early 20th century.