The Lost Symbol and The Da Vinci Code author Dan Brown: 50 factual errors

Dan Brown, author of The Da Vinci Code and The Lost Symbol, says that his books, while fictional, are grounded in fact. We look at 50 of his claims.
By Tom Chivers
25 Sep 2009

Dan Brown’s new novel The Lost Symbol opens with a bold word: FACT. "All rituals, science, artwork, and monuments in this novel are real", it says.

The Da Vinci Code, his previous bestseller, began in a similar fashion. "All descriptions of artwork, architecture, documents, and secret rituals in this novel are accurate", Brown says before the prologue.

So is that true? We take a look at 50 of Brown's more contentious points in the two novels and a third, Angels and Demons, his previous work also starring Harvard symbologist Robert Langdon.
This represents our best attempt to find the facts behind Brown's stories. If you disagree with any of them, or if you have any more information, please add your thoughts in the comment box below. the rest