Flawless guest service is the hallmark of every 5-star hotel in Berli. From the moment you arrive, staff attend to your every whim, whether recommending activities and tours or providing in-room massage treatments. Also, hotels have to feature upscale conveniences to obtain a 5-star rating. These can include luxury bath products, saunas or spas, swimming pools, fine dining restaurants and knowledgeable concierge.