In Wang Chomphu, a hotel needs to offer a specific number of high-end amenities to earn 5 stars. These can include saunas and spas, on-site gyms, gourmet restaurants, complimentary luxury toiletries, premium bedding and more. What also sets 5-star hotels apart is their extraordinary service. You'll enjoy things like nightly turn-down services, concierge services and in-room massages. Some may even offer thoughtful touches such as a welcome gift.