The Casa della Gemma is one of several buildings in the archaeological park in Campania, Italy, that are being made accessible for a limited period each year

Bologna show looks beyond the paintings, preserved by the ash of Mount Vesuvius, to explore Roman society

The black glassy material was found inside the skull of a 25-year-old caretaker of an imperial building in Herculaneum, who was probably asleep at the time of the eruption