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| Aflevering | Eerste uitzending |
|---|---|
| S08E01 - The Great Rift: Footprints in the Valley | 08/10/1989 |
| S08E02 - The Great Rift: Out of the Ashes | 15/10/1989 |
| S08E03 - The Great Rift: Breaking the Continent | 22/10/1989 |
| S08E04 - Under the Ice | 29/10/1989 |
| S08E05 - Land of Dragons | 12/11/1989 |
| S08E06 - The Great Wood of Caledon | 19/11/1989 |
| S08E07 - Gorillas | 10/12/1989 |
| S08E08 - Forest of Fear | 17/12/1989 |
| S08E09 - Gran Paradiso | 07/01/1990 |
| S08E10 - Cranes of the Grey Wind | 21/01/1990 |
| S08E11 - King Solomon's Mountains | 04/02/1990 |
| S08E12 - Hunters of the Sky | 11/02/1990 |
| S08E13 - A Wolf in the Fold | 18/02/1990 |
| S08E14 - The Colorado | 04/03/1990 |
| S08E15 - The Emerald Isle | 11/03/1990 |
| S08E16 - Giant Otters | 18/03/1990 |
| S08E17 - The Haida Gwai: Islands of the People | 25/03/1990 |
| S08E18 - Presque Isle: Land in Motion | 01/04/1990 |
| S08E19 - Yellowstone on Fire | 08/04/1990 |
| S08E20 - Serpents | 15/04/1990 |