The Celtic knot — a pattern of interlocking lines — is centuries old, carved into ancient stones all over Ireland. But that tattoo on your biceps? Like the fortune cookie, American born and bred.

Published March 17, 2023 5:30AM (EDT) Updated March 17, 2023 2:20PM (EDT) ...

She guesses that the trend of Celtic Knot tattoos most likely started on America's West coast during the explosion of a style called “blackwork” in the 1970s and 1980s.