After watching a video program like this one, observing the painstaking work involved in reading what amounts to ghost messages, I ought to hesitate to call myself a Nerdy History Girl, but I won't. These really are ghost messages, since they're only the shadows of the originals, unlike an inscription on a monument, say. But you do have to be a history nerd to get excited about the first use of "London"—and the surprising recovery of London after Boudica.
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