Hidden Beneath the Cities
Tunnels and Tombs
Season 1 Episode 4
In Florida, workers uncover a tunnel system beneath a neighborhood. In Italy, the Hypogeum of Cristallini Street opens a window into Hellenistic-era burial practices. In Iran, a man digging a well uncovers a sprawling three-storey underground city. Finally, beneath Rome's Caelian Hill, construction exposes military barracks and a luxury villa
Hidden Beneath the Cities airs on National Geographic Channel HD at 3:00 PM, Monday 7 September. (Subtitles.)
Topics
News ➝ Current Affairs
Documentary