In Acqueville, a hotel needs to offer a specific number of upscale conveniences to be rated 5 stars. These can include on-site gyms, spas and saunas, gourmet restaurants, premium bedding, complimentary luxury toiletries and more. What also sets 5-star hotels apart is their superior standard of service. You can expect things like nightly turn-down services, concierge services and in-room massages. Some may even offer extra touches such as a welcome gift.