48a Feria Internacional del Libro del Palacio de Minería 2027

Organized by UNAM's Facultad de Ingeniería, this is one of Mexico City's premier book fairs, held inside the historic Palacio de Minería building in the Centro Histórico. The 2026 edition runs for about ten days with over 800 publishing houses on two floors, plus talks, workshops, and concerts; Sonora is the featured guest state. Admission is a nominal fee, free for children under six and people with disabilities.