Program
00:00 - 01:00
Underground Marvels
Murder Raid Tunnels
Series, Documentary
Hidden beneath the town of Ramsgate, England, lies a hidden network of over three miles of air raid tunnels; experts investigate and uncover an extensive WWII bomb shelter that became a permanent refuge for many civilians after a devastating attack.
01:00 - 02:00
Underground Marvels
Mystery of the Kentucky Cave
Series, Documentary
The longest known cave system in the world spans hundreds of miles beneath the hills of Kentucky, and containing prehistoric artifacts and ancient human remains, experts reveal a subterranean mystery that may have changed the course of U.S. history.
02:00 - 03:00
Underground Marvels
Buried Lab of the Black Hills
Series, Documentary
Buried nearly a mile beneath the Black Hills of South Dakota is a cutting-edge laboratory at the forefront of astonishing scientific research; experts reveal advancements engineers achieved more than a century ago that keep it operating today.
03:00 - 04:00
Underground Marvels
Hotel Bunker of the Apocalypse
Series, Documentary
The top-secret construction of a massive nuclear bunker remained concealed under a palatial West Virginia hotel for decades; experts reveal how this vast subterranean structure was one of the most closely guarded Cold War secrets in U.S. history.
04:00 - 05:00
Underground Marvels
Subterranean Silo Survival
Series, Documentary
A decommissioned missile launch facility in Kansas remained one of the best kept subterranean military secrets of the Cold War; experts reveal how this abandoned underground complex transformed into a state-of-the-art survival bunker.
05:00 - 06:00
Underground Marvels
Italy's Subterranean Secret
Series, Documentary
An unprecedented landslide unveils a hidden world beneath a picturesque town in northern Italy, and now experts investigate this vast network of tunnels and passageways that stretch 300 feet underground to reveal the city's subterranean past.
06:00 - 07:00
Underground Marvels
Hotel Bunker of the Apocalypse
Series, Documentary
The top-secret construction of a massive nuclear bunker remained concealed under a palatial West Virginia hotel for decades; experts reveal how this vast subterranean structure was one of the most closely guarded Cold War secrets in U.S. history.
