Hidden Beneath the Cities (2026)
| First Air Date: | 2026, April 24 |
| Last Air Date: | 2026, May 22 |
| Status: | Returning Series |
| Seasons: | 1 |
| Episodes: | 10 |
| Countries: | Canada, United States of America |
| Production: | National Geographic, Shark Teeth Films |
Overview:
Uncovers the extraordinary worlds lying just below modern urban centers. Beneath the streets of stone, soil and concrete exist hidden realms shaped by survival, ritual and imagination. Uncovers the extraordinary worlds that exist beneath major urban centers, from the tombs and wartime shelters of Naples to the manmade Royston Cave in Hertfordshire, England.