The Rhinoceros by Alda Fendi is an art gallery featuring 25 generously sized apartments, ranging from 40 to 90 square meters, all designed by French architect Jean Nouvel. Located adjacent to the Arch of Janus, it's a 20-minute walk from the Spanish Steps and 15 minutes from the Colosseum. Guests enjoy a rooftop fine-dining restaurant and three terraces with outstanding city views. Each apartment includes a fully equipped kitchen, and 24-hour concierge/butler service is available.