Sep. 2: Angels and Demons

It turns out that all though skeptical at first, Langdon is persuaded by his curiosity to leave for Switzerland. The Illuminati, a group whose symbols were considered legendary among symbologists, was the topic of a number of his own research projects. It was almost impossible for him to pass up the chance to see the collection of them, having already glimpsed the first (the word "Illuminati" itself). The wealthy president sends a plane for him headed for CERN.