Start your day with a challenging hike to Lassen Peak, where you'll stand atop an active volcano and take in sweeping views of the surrounding wilderness! Afterward, reward yourself with a refreshing plunge into the pristine waters of Lake Helen! If you're feeling up to it, embark on the hike to Bumpass Hell to witness the mesmerizing underground hydrothermal activity. Gaze upon steaming fumaroles, boiling mud pots, and vibrant geothermal wonders that make Lassen Volcanic National Park unique!