
Image credit: Monty Brinton/CBS
On Thursday night’s episode of The Big Bang Theory, Sheldon wowed us with some flag knowledge during Sheldon Cooper Presents Fun With Flags:
“The flags of Liechtenstein and Haiti were identical by coincidence — a fact that wasn’t discovered until they competed against each other at the 1936 Olympics.”
If you’re in the mood for some vexillology quizzes — and really, who isn’t? — here are a few from the archives: