Four types of volcanoes—shield, composite, cinder cone, and plug dome—can be found in Lassen Volcanic National Park, where they literally bubble and steam.

Tucked away in far northeastern California, Lassen offers sweeping grandeur and hydrothermal marvels in an uncrowded, contemplative atmosphere. The park is home to more than 40 volcanoes, bubbling ...

Lassen Volcanic National Park is full of bubbling mudholes and spewing ... situated for an easy drive to Lassen. While on the map I-5 appears to be the longest way to drive from Sacramento to ...