You can discover a lot about scientific advances from taking a tour of a medical facility. Check to see if Hospital Pemex is open to the public while you are in town.
This Veracruz health care institution is an interesting place to start your day of sightseeing. There's lots to enjoy in the area, like Veracruz Cathedral, Veracruz Aquarium, and Plaza Las Americas Shopping Mall. Wander around at your leisure at Hospital Pemex before hitting up these other fine sights.