Owned by the same people as Paws Up, the green o is an adults-only hideaway in the heart of Montana. Guests can choose from 12 luxury accommodations, known as Hauses, with four different designs – tree, green, round or light. Outdoor activities include horseback riding, fly-fishing, climbing and hiking opportunities as well as a fitness centre, yoga studio and a spa on site if that's more your thing. Rates start from £1,693 ($2,100) per night and include three meals per day and the use of a Lexus SUV.
RV heaven: the best place to stay in every state with your motorhome