The world's most famous smile, painted by the world's most famous artist, Leonardo da Vinci. Or so they say.
Located in: The Louvre, Paris, France
Also check out: Venus de Milo for another famous smile.
Or, if you're feeling extra fancy, visit Mona Lisa's Brazilian Cousin in Rio.
(Note: The Brazilian Cousin is not actually a real thing, but wouldn't that be fun)
Other things in this location: