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America's greatest parks are explored in this documentary series.
Season 1, Episode 8
August 30, 2010
Exploring Glacier National Park in Montana and how wildlife there is adapting to global warming.
Season 1, Episode 7
July 4, 2010
The Pacific Crest Trail, which spans 2650 miles from Mexico to Canada, is spotlighted.
Season 1, Episode 6
November 26, 2009
Scientists explore spectacular landscapes and the wildlife in Canyonland National Park in Utah.
Season 1, Episode 5
November 10, 2009
Exploring the Appalachian Trail and its more remote and hidden spots.
Season 1, Episode 4
July 20, 2009
A look at how the unique life-forms in California's Death Valley could be affected by global warming.
Season 1, Episode 3
A look at wildlife on the Northwestern Hawaiian Islands, which boast more than 7000 marine species.
Season 1, Episode 2
November 27, 2008
An exploration of the Florida Everglades examines its remarkable ecosystem and the dangers it faces.
Season 1, Episode 1
October 12, 2008
The entire length of the Grand Canyon is explored in a rare scientific expedition. Included: a look at its geological history and some of the unique creatures thriving there.
Season 1, Episode 11
September 23, 2007
The unique landscapes and the animals living in Alaska's Denali National Park and Preserve are spotlighted.
Season 1, Episode 10
April 23, 2007
A tour of Yellowstone's more remote, often dangerous areas that are far beyond the tourist hot spots. Included: a 20-mile-long canyon.
Season 1, Episode 9
Exploring the "giants" in Yosemite National Park. Included: an elite rock climber scales El Capitan; Yosemite Falls, North America's tallest waterfall; giant sequoias.
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