
The Underground City of Naples: Tunnels, Catacombs, and Secrets Beneath the Streets
Published: July 19, 2026
Duration: 12:55
The Underground City of Naples explores one of the most astonishing hidden places in Italy. Beneath Naples lies a second city made of ancient Greek quarries, Roman aqueducts, early Christian catacombs, royal escape tunnels, plague burial chambers, and World War II bomb shelters. In this mega episode of The Strange History Podcast, we uncover the real history of Neapolis, Roman underground water systems, the Catacombs of San Gennaro, the eerie Catacombs of San Gaudioso, the Bourbon Tunnel, and the shelters where thousands survived Allied bombing raids. We also cover true discoveries beneath modern buildings, ancient artifacts found underground, forgotten chambers...