Central Library (UNAM) based on the mexica cosmogonical belief that the shape of the universe is composed of two joined ellipses. This one features Tlaloc glyphs related to tonalpohualli, the most important ritual calendar of the mexica people. Said calendar was the center of their celebrations and their astronomical calculations. The finishing stroke to this side of the mural is an image of the myth concerning the founding of the city of Mexico-Tenochtitlan. Central Library (UNAM) The Central Library of the National Autonomous University of Mexico (UNAM), is the main library in the Ciudad Universitaria Campus. It holds one of the largest collections
School of Medicine, UNAM service. The school also is in charge of the National Exam of Medical Residencies (ENARM), which means that if any MD in Mexico wants to apply for a residency, they should apply to this school, it is regarded to be very hard, and students some times take a full year of study in order to pass it. Approximately 22,000 students present the exam and only 4,000 pass it every year. The school has two Howard Hughes Medical Institute Scholars and endowment from the NIH extramural research program. School of Medicine, UNAM UNAM's School of Medicine (Spanish: Facultad de Medicina de