Tent. Hiking to the campground so no motorized vehicles to disturb the serenity.
Texas Roadhouse or Arthur Treachers?
Never stayed in an Airbnb. That would be a new experience to try, especially for extended stays. But usually only a night or two, so usually a hotel or motel. But Airbnb for the experience.
Cruise ship or liner cruise (cargo ship that carries passengers, you can do the entire route of the ship if you prefer or only one segment)?