One block north lie the pre-Hispanic ruins of Templo Mayor, believed by the Aztecs to be the centre of the universe, and just a stone's throw from the site is Palacio Nacional, which houses dramatic Diego Rivera murals.

BBC: Mexico City: More than a stopover

He controls department store chain Palacio de Hierro, insurance company Grupo Nacional Provincial and pension fund manager Grupo Profuturo.

FORBES: Mexican Billionaires Have Strong Year, With 18.4% Increase In Wealth

With good reason, guidebooks extol the virtues of the museums in Mexico's capital, including the world-famous Palacio de Bellas Artes (Fine Arts Museum) and the Museo Nacional de Antropologia (National Anthropology Museum).

BBC: Mexico City's ultra-niche museums