Camper trip with Dylan and Gabe Hopper. Camped in campground/visitor center parking lot at Lassen Volcanic National Park. Dylan and Gabe overnited backcountry on 3/16 and I stayed alone in camper. $10/per night. Winter just camp in parking lot. $10 National Park entry fee. Toilets and sinks available at visitor center 24/7. Can tent camp in the snow. Camper water was leaking so didn’t fill tank.