The intrinsic value alone of such Mexican cultural sites as Chichén Itzá and Teotihuacán make them worth protecting, but they also serve as drivers of local economies and identities.
The contentious exit of Mexico's long-time attorney general took up much of Friday's presser, where Sheinbaum also praised the woman stepping into the AG's shoes.
The former AG's penchant for provoking controversy continued even after he left office, with opposition lawmakers insisting that his retirement did not follow the established rules.
Mexico's roads, toll booths and ports of entry are returning to normal Friday after four days of protests over unresolved highway security, water use and agricultural policy issues.
The Virgin of Guadalupe has been venerated in Mexico since the 16th century, but was her image the work of divine providence or a talented artist known as the Michelangelo of Mexico?
As of Wednesday, 22 states were affected, with blockades causing delays on highways including Mexico-Guadalajara, Mexico-Querétaro and Cuernavaca-Acapulco.