The Enigma of Manuscript 512: Percy Fawcett and the Amazon's Lost Classical City Tucked away in the rare works section of the National Library of Brazil lies a highly guarded, 10-page document that reads like an adventure novel. Known simply as "Manuscript 512," this tantalizing text from the 18th century details the discovery of an ancient, abandoned city hidden deep within the impenetrable Amazon rainforest—a city that boasted classical, Mediterranean-style architecture. The 1753 Expedition The manuscript, discovered in 1839 by naturalist Manuel Ferreira Lagos, tells the story of a group of Portuguese Bandeirantes (fortune hunters and explorers). In 1753, they ventured into the uncharted Sertão region of northeastern Brazil in search of the legendary Muribeca mines. They never found the mines. Instead, according to the diary, they stumbled upon an awe-inspiring sight: a massive, ruined stone city completely swallowed by the jungle undergrowth. A Mediterranean ...