Not all RV GPS units have trip planners: yet the top brands are keen to initiate this modern feature into their devices. If your unit doesn't include the option to trip plan, then many handy apps such as 'Road Trip Planner' for the journey and 'The Ultimate US Public Campground Project' when hunting for nearby campsites to stop at will come in handy. Both are compatible with both IPads and IPhones and worth their weight in gold. Navigation Device