A rich monumental architectural history of Mexico City. A work of collective character based on primary research on each of the monuments and important sites of the city. It shows the history of its constructions and remodeling, the artistic movements that are reflected in them and their various uses over time. The exterior of the buildings is analyzed and, when appropriate, the interior. The information is organized in 19 itineraries. The first 5 cover the old part of the city: The Plaza Mayor (Plaza de la Constitución-Zócalo), the National Palace, the Cathedral, the Tabernacle, the Templo Mayor, the former City Hall, as well as the four original quadrants. The 14 remaining itineraries by major axes of the city. It highlights the important buildings, the palaces, monuments and houses.