🧐 Did You Know? For decades, a myth circulated that the RMS Titanic never really sank—that she had supposedly been switched with her sister ship, the RMS Olympic, in an insurance scam. But during the 1985 discovery of the wreck, divers and ROV cameras captured a crucial detail: the yard number “401” engraved on one of the giant propellers. Titanic was hull number 401, while Olympic was 400. This discovery shattered the switch theory, proving once and for all that the ship resting 2.5 miles bene