The Lost Symbol -

: Langdon teams up with Peter’s sister, Katherine Solomon , a scientist in the field of Noetic science, while being pursued by CIA Director Inoue Sato . Major Themes & Concepts

: The kidnapper, a tattooed zealot named Mal’akh , forces Langdon to decipher a series of cryptic puzzles to find an ancient portal of esoteric wisdom and the "Lost Word". The Lost Symbol

: It highlights the " Apotheosis of Washington ," a fresco in the Capitol Rotunda that depicts George Washington as a god-like figure, symbolizing the "perfecting" of the human mind. Quick Facts : Langdon teams up with Peter’s sister, Katherine

: Unlike the first two books, this one was not made into a movie starring Tom Hanks, partly due to its thematic similarities with the previous films. The "Lost Word" Revealed (Spoiler) Quick Facts : Unlike the first two books,

: On its first day in 2009, it sold over one million copies, becoming the fastest-selling adult novel in history at the time.

The story unfolds over a single, intense 12-hour period in Washington, D.C..