Discovery Bay Marina & RV Park provides waterfront RV sites and proximity to boat launches, making it easy to unhook and enjoy time on the water while your travel trailer remains set up. Brannan Island State Recreation Area is a popular nearby park for towable rigs, with camping pads, boat ramps, picnic areas and services such as restrooms and dump stations that support trailer stays. Both locations offer scenic delta settings and practical amenities like parking for tow vehicles and easy highway access, so you can unhitch for shorter excursions and return to a comfortable campsite. These choices make Discovery Bay a convenient jumping-off point for trailer-based trips around the waterways.