“That there are similar large volcanic aquifers north of the Columbia Gorge and near Mount Shasta likely make the Cascade Range the largest ... aquifer works and was formed, how it influences ...

With eruptions in 1998, 2011, and 2015, the volcano serves as a perfect laboratory, and experts expect an eruption by the end of 2025.

Cascade Caverns is a 125-million-year ... temperature of 60-63 degrees Fahrenheit. The cave was formed by water eroding limestone. Tours range from basic history and wildlife viewing to more ...