Campgrounds in USA & Canada ~ Clickable menu allows search for state parks, commercial parks, boondocking, even truck stops, walmarts, and low clearances are included - ALL ON ONE SITE! They even have a phone app!
Put a couple strips of reflective tape on the inside of the door. The next time you have to pull over on the shoulder at night, open the door and you'll have a brilliant attention-getter right where it will do the most good. Who knows, it could save you from being rear-ended some day. It can't hurt, that's for sure!