| Name | First Aired | Runtime | Image | |
|---|---|---|---|---|
| S01E01 | Pacific Crest Trail |
July 4, 2010
National Geographic
|
45 | |
| S01E02 | Appalachian Trail |
November 10, 2009
National Geographic
|
45 | |
| S01E03 | Death Valley |
July 20, 2009
National Geographic
|
45 | |
| S01E04 | Grand Canyon |
October 12, 2008
National Geographic
|
45 | |
| S01E05 | Hidden Hawaii |
July 20, 2009
National Geographic
|
45 | |
| S01E06 | Secret Yellowstone |
July 12, 2012
National Geographic
|
45 | |
| S01E07 | Secret Yosemite |
October 20, 2011
National Geographic
|
45 | |
| S01E08 | The Everglades |
November 27, 2008
National Geographic
|
45 | |
| S01E09 | Canyonland |
October 26, 2009
National Geographic
|
45 | |
| S01E10 | Glacier National Park |
August 30, 2010
National Geographic
|
45 | |
| S01E11 |
Extreme Alaska: Denali National Park
series finale
|
September 23, 2007
|
46 |
No artwork of this type.
No artwork of this type.
No artwork of this type.