Summary More than two centuries ago, the building known as La Ciudadela was built to house the Royal Tobacco Factory in New Spain. Then it was conditioned as barracks to face the insurgents during the Mexican War of Independence. La Ciudadela retained its military use for over a century, until 1946, when José Vasconcelos founded the Library of Mexico. Today, in that emblematic space, the City of Books stands as a far-reaching cultural project, which includes the architectural remodeling of the old Ciudadela, the creation of new artistic and cultural spaces, and the opening of the personal libraries of five remarkable Mexican writers and humanists of the 20th century: Antonio Castro Leal, Jaime Garcia Terrés, Alí Chumacero, José Luis Martínez and Carlos Monsiváis. At the same time, the digitalization of these collections, which will become part of the so-called "Cerebro de la palabra" (The Word's Brain), -the largest digital archive of our country's bibliographic record. Available to all public the Ciudadela "city of book" offers the opportunity to study and known the work of five great contemporary Mexican cultural personalities, each one different of the other but at the same time complementary of each other.

• Documentary