The Lost Symbol is Dan Brown's latest novel to hit bookstores on September 15, 2009.

The Lost Symbol is the third in a series (after The Da Vinci Code and Angels and Demons) that follows the adventure of Harvard symbologist Robert Langdon in a 12-hour race to finish a quest set in Washington, D.C.

Columbia Pictures is already preparing for the film adaptation with Tom Hanks reprising his role as Robert Langdon. The previous films, The Da Vinci Code and Angels and Demons already raked in a whopping $1.23 billion in worldwide box office.