Even if you've never been there in person, once you know the factual history, just seeing TRAITOR'S GATE, in a movie, should send chills down one's spine.
And just think...it really started out as a Palace and a fort, for William the Conqueror. There are even chapels in it! :-)
Then tell me about the two royalty boys who were executed in the Tower; the chopping block set up in the corridor.