Mount St. Helens

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Noun1.Mount St. Helens - an active volcano in the Cascade Range in southwestern WashingtonMount St. Helens - an active volcano in the Cascade Range in southwestern Washington; erupted violently in 1980 after 123 years of inactivity
Evergreen State, WA, Washington - a state in northwestern United States on the Pacific
Cascade Mountains, Cascade Range, Cascades - a mountain range in the northwestern United States extending through Washington and Oregon and northern California; a part of the Coast Range
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Enrichment opportunities and custom shore excursions of the Columbia Gorge Discovery Center, Pendleton Woolen Mill and Underground Tour, Tamatslikt Cultural Center, Hells Canyon Jet Boat Ride, Mt St.
The shore tour adventures include the Columbia Gorge Discovery Center, Pendleton Woolen Mill and Underground Tour, Tamatslikt Cultural Center, Hells Canyon Jet Boat Ride, Mt St.