Is Underground Worlds coming back?
Underground Worlds (2019–present) on U&Yesterday
The answer: Between seasons — last episode March 14, 2022, no return date announced yet.
2seasons
20episodes
About Underground Worlds
Underground Worlds is currently between seasons. The series last aired its second season finale on March 14, 2022, and there is no confirmed return date.
Underground Worlds is a documentary series that explores the incredible structures built beneath the Earth's surface. Premiering in September 2019, the show highlights the feats of human engineering and the reasons behind these subterranean constructions. It reveals what people have built, how they constructed these underground spaces, and the purposes they serve.
Each episode has a runtime of approximately 60 minutes.
Underground Worlds episode schedule
20 aired
Aired · 20
| Date | Ep. | Title |
|---|---|---|
| March 14, 2022 | S2·E10 | Italy's Subterranean Secret |
| March 7, 2022 | S2·E9 | Subterranean Silo Survival |
| February 28, 2022 | S2·E8 | Buried Lab of the Black Hills |
| February 21, 2022 | S2·E7 | Medieval Maze of Secrets |
| February 14, 2022 | S2·E6 | Ireland's Underground Alcatraz |
| February 7, 2022 | S2·E5 | Mystery of the Kentucky Cave |
| January 31, 2022 | S2·E4 | Hotel Bunker of the Apocalypse |
| January 24, 2022 | S2·E3 | Cincinnati's Secret Caverns |
| January 17, 2022 | S2·E2 | Grand Canyon's Lost Treasure |
| January 10, 2022 | S2·E1 | Murder Raid Tunnels |
| November 27, 2019 | S1·E10 | Dover War Rooms |
| November 19, 2019 | S1·E9 | Edinburgh Vaults |
| November 13, 2019 | S1·E8 | The Maginot Line |
| November 6, 2019 | S1·E7 | Jersey War Tunnels |
| October 30, 2019 | S1·E6 | City of Naours |
| October 23, 2019 | S1·E5 | Bouzincourt |
| October 16, 2019 | S1·E4 | Kingdom of Salt |
| October 9, 2019 | S1·E3 | Switzerland |
| October 2, 2019 | S1·E2 | Sweden |
| September 25, 2019 | S1·E1 | Gibraltar |