The Lost Symbol : Paperback : Random House USA Inc : 9781400079148 : 1400079144 : 01 Nov 2010 : #1 Worldwide Bestseller Famed Harvard symbologist Robert Langdon answers an unexpected summons to appear at the U.S. Capitol Building. His plans are interrupted when a disturbing object—artfully encoded with five symbols—is discovered in the building. Langdon recognizes in the find an ancient invitation into a lost world of esoteric, potentially dangerous wisdom. When his mentor Peter Solomon—a long-standing Mason and beloved philanthropist—is kidnapped, Langdon realizes that the only way to ...