Calaveras Big Trees State Park has campground loops with level sites, restrooms, and nearby trails that suit towable setups. Utica Reservoir Recreation Area provides lakeside camp spots and boat-launch parking with roomy sites that often fit Airstreams and towing vehicles. New Melones Lake recreation areas and nearby RV parks offer a mix of hookups, pull-through sites, and dump stations for longer stays. Each option close to Bret Harte gives a scenic setting and practical amenities for rig setup and unhitching.