Public infrastructure projects that sprung up about this time, likely to accommodate the sudden influx of refugees, also provided clues about resettlement, Tuck said. That's because between 15,000 and 20,000 people lived in Pompeii and Herculaneum, and the majority of them survived Vesuvius' catastrophic eruption. One of the survivors, a man named Cornelius Fuscus later died in what the Romans called Asia (what is now Romania) on a military campaign. "They put up an inscription to him there," Tuck told Live Science. "They said he was from the colony of Pompeii, then he lived in Naples and then he joined...