Explore the largest plug dome volcano in the world and a park filled with over 300 volcanoes; Fascinating learning opportunities and incredible scenic views are abound.
Summer (mid-June to September) Peak season for the park; the main highway should reopen in June, leaving behind sunny weather and great hiking and camping conditions.
You can drive through the park on Highway 89 only when the snow has melted from approximately mid-June to mid-October.
Lassen Volcanic has a $30 entry fee for standard vehicles valid for 7 consecutive days.
Manzanita Lake Camping Cabins A basic back-to-nature option offering your basics of beds, heating, and lighting near Manzanita Lake (you will still need your own bedding); washing amenities are shared.
Hydrothermal Activity The unique aspect of visiting Lassen Volcanic is witnessing geologically active areas where heated water and steam rise to the surface.
The largest hydrothermal area in the park, and it’s known for its bubbling mud pots, steaming vents, and boiling hot springs.