Warner Valley in Lassen Volcanic National Park is a stunning camping area in northern California that boasts breathtaking views of the surrounding mountains and valleys. The nearby points of interest include the stunning Boiling Springs Lake, the pristine Lost Creek, and the serene Drakesbad Guest Ranch.

The campground amenities include 17 campsites with picnic tables and fire rings, vault toilets, and potable water. The campground is first-come-first-serve, and campers are advised to arrive early in the day to secure a spot.

An interesting fact about Warner Valley is that it was once a popular location for cattle ranching and mining, and evidence of these activities can still be seen in the area.

The best time of year to visit Warner Valley is from late June through September, with average temperatures ranging from 45-85°F. Visitors can enjoy hiking, fishing, swimming, and wildlife watching during this time of year.

Overall, Warner Valley in Lassen Volcanic National Park is a must-visit destination for anyone looking to experience the beauty and tranquility of northern California's mountains and valleys.