New Hampshire / Vermont State Line - Photo New Hampshire welcome highway sign Welcome to New Hampshire. State also known as Granite State. From oceanside RV campgrounds and full-service sites with river or mountain views, to rustic spots tucked by remote lakes in the Great North Woods, New Hampshire offers incredible variety for campers. You can choose a family-friendly or rv-friendly campground near your favorite attraction, a backcountry tent site or cabin in the White Mountain National Forest, or a lakeside campground