Saison 31
Visuels
| # | Image | Titre | Diffusé |
|---|---|---|---|
| 1 |  | Mars: Dead Or Alive | 4 janv. 2004 |
| 2 |  | Secrets Of The Crocodile Caves | 20 janv. 2004 |
| 3 | Dogs And More Dogs | 3 févr. 2004 | |
| 4 |  | Descent Into The Ice | 10 févr. 2004 |
| 5 |  | Crash Of Flight 111 | 17 févr. 2004 |
| 6 | Life And Death In The War Zone | 2 mars 2004 | |
| 7 |  | Hunt For The Supertwister | 30 mars 2004 |
| 8 |  | World In The Balance: The People Paradox (1) | 20 avr. 2004 |
| 9 |  | World In The Balance: China Revs Up (2) | 20 avr. 2004 |
| 10 |  | Battle Plan Under Fire | 4 mai 2004 |
| 11 | Origins (1): Earth is Born | 28 sept. 2004 | |
| 12 | Origins (2): How Life Began | 28 sept. 2004 | |
| 13 | Origins (3): Where Are The Aliens? | 29 sept. 2004 | |
| 14 | Origins (4): Back To The Beginning | 29 sept. 2004 | |
| 15 |  | The Most Dangerous Woman In America | 12 oct. 2004 |
| 16 |  | America's Stone Age Explorers | 9 nov. 2004 |
| 17 |  | Great Escape | 16 nov. 2004 |
| 18 | Ancient Refuge In The Holy Land | 23 nov. 2004 |