Finding:

1. close

   Mount St. Helens National Volcanic Monument

   Mount St. Helens National Volcanic Monument is a U.S. National Monument that includes the area around Mount St. Helens in Washington. It was established on August 27, 1982 by U.S. President Ronald Reagan following the 1980 eruption of Mount St. Helens.
2. close

   Mount St. Helens

   Mount St. Helens is an active stratovolcano located in Skamania County, Washington, in the Pacific Northwest region of the United States. ... Mount St. Helens National Volcanic Monument - official US Forest Service website
3. close

   1980 eruption of Mount St. Helens

   The 1980 eruption of Mount St. Helens, a stratovolcano located in Washington state, in the United States, was a major volcanic eruption. ... The area was later preserved, as it was, in the Mount St. Helens National Volcanic Monument.
4. close

   Windy Ridge

   Windy Ridge may refer to: ... Windy Ridge, a part of the Mount St. Helens National Volcanic Monument
5. close

   2004–2008 volcanic activity of Mount St. Helens

   The 2004–2008 volcanic activity of Mount St. Helens has been documented as a continuous eruption with a gradual extrusion of magma at the Mount St. Helens volcano in Washington, United States. ... Mount St. Helens National Volcanic Monument's VolcanoCam
6. close

   Castle Rock, Washington

   Castle Rock is a city in Cowlitz County, Washington, United States. ... Spirit Lake Memorial Highway (State Route 504) connects the city to the Mount St. Helens National Volcanic Monument and Spirit Lake recreation areas.
7. close

   Skamania County, Washington

   Skamania County is a county located in the U.S. state of Washington. ... There are many hiking trails throughout Skamania County in Gifford Pinchot National Forest, the Columbia River Gorge and the Mount St. Helens National Volcanic Monument.
8. close

   David A. Johnston

   David Alexander Johnston (December 18, 1949 – May 18, 1980) was a volcanologist with the United States Geological Survey (USGS); he was killed by the 1980 eruption of the Mount St. Helens volcano in Washington. ... On the ridge is located the Johnston Ridge Observatory, a visitor center and observation post, part of the Mount St. Helens National Volcanic Monument.
9. close

   Cascade Range

   It includes both non-volcanic mountains, such as the North Cascades, and the notable volcanoes known as the High Cascades. ... Mount St. Helens National Volcanic Monument was formed following the 1980 eruption of Mount St. Helens in order to preserve the devastated area and give scientists a chance to study its recovery.
10. close

    Washington

    Washington (pronounced /ˈwɒʃɪŋ.tən/ ( listen)) is a state in the Pacific Northwest region of the United States. ... Mount St. Helens National Volcanic Monument

Explore the following pages on Powerset:

• Mount St. Helens National Volcanic Monument,
• Mount St. Helens,
• 1980 eruption of Mount St. Helens,
• Windy Ridge,
• 2004–2008 volcanic activity of Mount St. Helens,
• Castle Rock, Washington,
• Skamania County, Washington,
• David A. Johnston,
• Cascade Range,
• Washington

Try this on Bing Research

Bing