الموسم 18
الصور
| # | صورة | العنوان | عُرض |
|---|---|---|---|
| 1 | Return to Mt. St. Helens | 08/01/1991 | |
| 2 | ConFusion in a Jar | 15/01/1991 | |
| 3 |  | The Hunt for China’s Dinosaurs | 05/02/1991 |
| 4 | The Case of the Flying Dinosaur | 12/02/1991 | |
| 5 | T. rex Exposed | 19/02/1991 | |
| 6 | Russian Right Stuff: The Invisible Spaceman | 26/02/1991 | |
| 7 | Russian Right Stuff: The Dark Side of the Moon | 27/02/1991 | |
| 8 | Russian Right Stuff: The Mission | 28/02/1991 | |
| 9 | Swimming With Whales | 05/03/1991 | |
| 10 | The Chip vs. the Chess Master | 26/03/1991 | |
| 11 | Sex, Lies and Toupee Tape | 01/10/1991 | |
| 12 | So You Want to Be a Doctor? | 09/10/1991 | |
| 13 | Secrets of the Dead Sea Scrolls | 15/10/1991 | |
| 14 | Suicide Mission to Chernobyl | 22/10/1991 | |
| 15 | Taller Than Everest? | 05/11/1991 | |
| 16 | Fastest Planes in the Sky | 12/11/1991 | |
| 17 | Avoiding the Surgeon's Knife | 03/12/1991 | |
| 18 | Skyscraper! | 10/12/1991 | |
| 19 | The Art of Faking It | 17/12/1991 |