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High Cascades Springs

Pure mountain spring water gushes from the ground high up in the Cascade Mountains. Forest Service hydrologist, Gordon Grant, studies these springs which originate from ancient underground resevoirs. The resevoirs are fed by winter snowfall that melts and percolates through the rock and soil. Eventually these frigid springs feed into the Willamette River a hundred miles away.

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Mount St. Helens Danger

A precarious glacier in the crater of Mt. Saint Helens is growing at an unprecedented rate, posing potential danger to the valley below. We get an exclusive and rare visit into the crater itself and trek the moonscape of glaciers, boiling rivers and steam vents with a group of adventuresome scientists.

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