What should go in the Brexit museum?

Have you ever wondered what happened to Boris Johnson’s Brexit bus? One might think such a large, controversial item would be too conspicuous to vanish into the ether, but for the life of me, I have no idea where it is. Yes, I know, red buses aren’t exactly a novelty in the UK, being the favoured mode of transport of Liverpool footballers, the loud actor fellow who was in Lewis, and most of the city of London.