Visiting a medical institution might not be the norm, but a glimpse into the workings of LInstitut Pere Mata is an intriguing experience. If you're interested in the health industry, check to see if there's an open day or tour scheduled.
You'll have sightseeing choices galore in Reus. L'Institut Pere Mata is a great place to begin here, but there are plenty of other worthy places to enjoy. Parc Sama, Gaudi Centre Reus, and Barenys Roman Villa are not far from the health care institution and and will cap off your day nicely.