Mary heads to Ostia, where she investigates the lives of some extraordinary Romans; she also visits the Colosseum, takes a ride on the via Appia, and explores the depths of Monte Testaccio.

Professor Mary Beard travels to the city streets of Rome to introduce herself to the dirt, crime, sex and slum conditions in the world's first high-rise city.

Professor Mary Beard completes her exploration of the Roman life by going behind closed doors in some of their homes, where she meets an array of distinctive characters.