In Karbers Ridge, a hotel must offer a specific level of upscale features to earn a 5-star rating. These may include gourmet restaurants, on-site gyms, saunas and spas, luxury bathroom products, premium bedding and more. What also sets 5-star hotels apart is their outstanding service. You can look forward to things like nightly turn-down services, concierge services and in-room massages. Some may also offer extra touches like a welcome gift.