|
| date (day) |
time |
network |
episode title |
| 10/7/21 (Th.) | 9:00 PM | SCIENCE | (#210) Medieval Maze of Secrets |
| 9/30/21 (Th.) | 9:00 PM | SCIENCE | (#209) Murder Raid Tunnels |
| 9/23/21 (Th.) | 9:00 PM | SCIENCE | (#208) Grand Canyon's Lost Treasure |
| 9/16/21 (Th.) | 9:00 PM | SCIENCE | (#207) Italy's Subterranean Secret |
| 9/9/21 (Th.) | 9:00 PM | SCIENCE | (#206) Subterranean Silo Survival |
| 9/2/21 (Th.) | 9:00 PM | SCIENCE | (#205) Ireland's Underground Alcatraz |
| 8/26/21 (Th.) | 9:00 PM | SCIENCE | (#204) Buried Lab of the Black Hills |
| 8/19/21 (Th.) | 9:00 PM | SCIENCE | (#203) Cincinnati's Secret Caverns |
| 8/12/21 (Th.) | 9:00 PM | SCIENCE | (#202) Mystery of the Kentucky Cave |
| 8/5/21 (Th.) | 9:00 PM | SCIENCE | (#201) Hotel Bunker of the Apocalypse |
| 12/26/19 (Th.) | 10:00 PM | SCIENCE | (#110) CURSE OF CANNIBAL CAVES |
| 12/19/19 (Th.) | 10:00 PM | SCIENCE | (#109) CONSPIRACY IN THE BURIED CITY |
| 12/12/19 (Th.) | 10:00 PM | SCIENCE | (#108) GHOSTS OF THE HELL MAZE |
| 12/5/19 (Th.) | 10:00 PM | SCIENCE | (#107) TREASURES OF THE LOST MINE |
| 11/28/19 (Th.) | 8:00 PM | SCIENCE | MYSTERIES FROM BELOW (R) |
| 11/21/19 (Th.) | 10:00 PM | SCIENCE | (#106) WORLD'S BIGGEST LABYRINTH |
| 11/14/19 (Th.) | 10:00 PM | SCIENCE | (#105) CAVE OF THE BODY SNATCHERS |
| 11/7/19 (Th.) | 10:00 PM | SCIENCE | (#104) THE RENEGADE'S LAIR |
| 10/31/19 (Th.) | 10:00 PM | SCIENCE | (#103) SECRETS OF THE TERROR TUNNELS |
| 10/24/19 (Th.) | 10:00 PM | SCIENCE | (#102) MYSTERY OF THE LOST LABYRINTH |
| 10/17/19 (Th.) | 10:00 PM | SCIENCE | (#101) SECRETS OF THE ROCK |
10/2/19 (We.) | 10:00 PM | SCIENCE | (#101) SECRETS OF THE ROCK |
