A growing number of researchers are turning to the Pompeii's graffiti to better understand the lives, humor and concerns of ordinary people nearly 2,000 years ago. Spoiler alert: They liked gladiators.

A growing number of researchers are turning to the Pompeii's graffiti to better understand the lives, humor and concerns of ordinary people nearly 2,000 years ago. Ancient Graffiti Reveals Scenes of Everyday Life in Pompeii.