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A massive aquifer is stored just beneath volcanic rocks at the crest of the central Oregon Cascades – possibly the largest aquifer of its kind in the U.S., according to researchers at the University ...

Some of the wildest country in the U.S. is in Washington state's Cascade Range, reached by old logging and jeep roads that give way to high alpine trails. NPR's Brian Mann sends an audio postcard.

Small earthquakes have rocked the active volcano Mt. Rainier in the Cascade Mountain Range this month, sending shockwaves around the 14,410-foot mountain. The United States Geological Survey reported ...

There’s a mysterious, otherworldly feel to Southern Oregon’s Crater Lake National Park. This gem-like lake, nestled high in the Cascade Range, is the deepest lake in North America — 1,943 feet — and ...