Memo to newcomers: Citgo Sign

Despite what you may read elsewhere, the last time the Citgo Sign underwent a major renovation was not 1965. It was 1983, when Bostonians protested plans by Citgo to tear the sign down (four years after it was turned off to conserve energy):

... Boston mothers played an important role in the protest. At one time, the sign was visible from the maternity ward at Beth Israel Hospital, where mothers-to-be timed their contractions by its pulsing flash in the evening sky. ...