Which ancient empire invented apple bobbing?

Every October, partygoers worldwide dunk their heads into water-filled basins, desperately trying to grab floating apples with their teeth. This oddly specific party game wasn't dreamed up by some Vaudeville showman looking for cheap laughs. Instead, this soaking-wet tradition traces back to one of history's greatest civilizations – but which one invented this peculiar pastime?

Or scroll past the quiz to reveal the answer!