Lassen Volcanic National Park in an isolated section of northeastern California is an impressive (dormant?) volcanic landscape. Its dominant feature, Lassen Peak, was the Mount St. Helens of its day, when it erupted in May 1914, and the park gives visitors a sense of how the land surrounding Mount St. Helens may recover.

The southernmost volcano in the Cascade range, it is also the world/s largest plug dome volcano, rising 2000 feet above the surrounding landscape, to more than 10,000 feet in elevation. The western part of the ... (more)