Mandalay Beach RV Park is a solid choice for micro trailer travelers, offering full hookups and beachfront sites that simplify setup and provide easy access to shorelines. Lake Casitas Recreation Area has lakeside campsites with RV hookups, roomy site layouts, and a scenic setting that works well for unhitching and day activities. Ventura Ranch KOA supplies pull-through sites, full hookups, and plenty of maneuvering space for towing and parking. Each campground is reachable from El Rio and provides practical amenities for a relaxed towable camping experience.