This new documentary series uses the latest 3D scanning technology to uncover the hidden history of three Italian cities, beginning with Naples, tracing its earliest Greek and Roman origins. Presenters Alexander Armstrong and Dr Michael Scott explore the impact of the infamous Mount Vesuvius eruption, which killed all in its path, but also managed to ultimately benefit the land in that region. They also delve into a labyrinth of underground spaces constructed by ruling Bourbon kings in the 19th century, that helped to sustain the city