1x06: Acceptable Limits
3x06: Papua New Guinea
3x04: Deep Woods
3x03: Arctic Tundra
3x02: Colorado Rockies
3x01: Sierra Nevada
2x07: Behind the Scenes
2x06: South Pacific
2x05: Alaska
2x04: African Plains
2x03: Labrador
2x02: Amazon
2x01: Kalahari