Experience Northern California’s best kept secret: Lake Almanor. At the base of Mount Lassen, where the Sierras meet the Cascades, endless recreational opportunities await you. World class fishing, water sports, the Pacific Crest Trail, Lassen National Park, and much more are all within easy reach. Big Cove Resort is a family-operated campground and marina with seasonal RV sites, cabin rentals, boat slips, and boat rentals, which makes a perfect home base for all that Lake Almanor has to offer.