High on Maine

Two journalists traverse the Grand Canyon by foot, hoping this 750-mile walk will help them better understand one of America's most revered landscapes and the threats poised to alter it forever.

A dive inside a wild land where nature hides some of her greatest secrets: The Alps. Steep slopes, wind swept cutting edge rocks. An air desperately lacking of oxygen. A biting cold. How do living beings adapt to those extreme conditions?

Take a four-minute journey to some of the planet’s most spectacular glaciers, waterfalls, beaches, rivers and waterways. Destinations include, Iceland, Igauzu Falls Brazil, Atchafalaya Basin Louisiana, Lake Tahoe California, Black Canyon of the Gunnison Colorado, and Punta Cana, Dominican Republic.

Somewhere between the mountains and valleys a small autumn flower bloomed.

Sunlight in a winter forest.

Nature cinematography combined with Panu Aaltio's music.

Mountain wildflowers in a dense fog.

"The acid soil of New England, its wide stretches of hardwoods, its numerous sugar maples, its rolling or mountainous character, the sunshine of its autumn weather, all these contribute to the glory of this annual display. The birches of Maine the aspens of the White Mountains, the sugar Maples of Vermont, the long rainbow of the Connecticut River Valley cutting from top to bottom through New England, the Berkshires - mention these to anyone who has traveled widely through a New England fall and you will evoke instant memories of superlative beauty." -Edwin Way Teale, Autumn across America, 1956

A short film featuring a coastal forest and the rocky coastline of downeast Maine.

A short film featuring a pebble beach and coastal salt marsh in Maine.

A golden sunrise brings light to the foggy hills and meadows of late summer.

A short film shot on Super 8 which captures the last days of winter.

Fog surrounds the peak of a mountain as summer wildflowers bloom.

The sun rises over the tide pools of coastal Maine.

Wildlife in an early spring wetland.

A group of scientists are thinking outside the box for ways to reverse the effects of global warming. And who better to save the earth than National Geographic Channel's host of the World's Toughest Fixes, Sean Riley? He'll join these experts in the labs and in the field to see what wacky new technologies are being developed, like sending mirrors into space and reducing the greenhouse emissions chickens produce.

In 2009 a team of British cavers went on an expedition deep within the jungle of central Vietnam. To their amazement they discovered an enormous cave which they believe to be the biggest in the world. The team, the first humans ever to enter the cave, traveled 6 kilometers underground until their way was blocked by a gigantic rock face they dubbed 'The Great Wall of Vietnam'. Now they have returned, but this time with the right equipment to climb the wall and with a geologist and zoologist to discover if this is indeed the Biggest Cave in the World and what secrets lie deep within?

In a small rural town in Pennsylvania, the refuge of a rare salamander and the only source of clean drinking water for 700 people is threatened by the installation of a fracking waste injection well, prompting community members to band together to fight for the rights of their people and nature.

Through a collage of spaces and times, the interventions and interferences of nature and human beings in the south of Brazil reveals themselves... or try to hide.

Werner Herzog's documentary film about the "Grizzly Man" Timothy Treadwell and what the thirteen summers in a National Park in Alaska were like in one man's attempt to protect the grizzly bears. The film is full of unique images and a look into the spirit of a man who sacrificed himself for nature.