Lassen

Lassen refers primarily to the following:

• Lassen Volcanic National Park: A United States National Park in northeastern California. The park is characterized by its volcanic features, including Lassen Peak (an active but dormant volcano), hydrothermal areas such as Bumpass Hell, and numerous lakes and forests. The park offers hiking, camping, fishing, and opportunities for observing volcanic landscapes and geothermal activity.

• Lassen Peak: A dacitic lava dome volcano located within Lassen Volcanic National Park. It is the southernmost volcano in the Cascade Range. Lassen Peak erupted between 1914 and 1917, representing the most recent volcanic eruptions in the Cascade Range prior to the 1980 eruption of Mount St. Helens.

• Lassen County, California: A county located in the northeastern part of California, named after Peter Lassen, a Danish pioneer and blacksmith. Susanville is the county seat. The county is characterized by its rural landscape, forests, and outdoor recreational opportunities.

• Peter Lassen (1800-1859): A Danish-American pioneer, rancher, and blacksmith. He was an early settler in California and played a significant role in the development of the Sacramento Valley. Several geographical features in Northern California, including Lassen Peak and Lassen County, are named after him.