6. Portrait Firenze
Florence, Italy
Average rate: $676 per night
Located on the Arno River, the five-star Portrait Firenze is steps away from some of Florenceās most famous attractions, including the Ponte Vecchio, the Uffizi and the Piazza della Signoria. The all-suite hotel features rooms ranging from a 430-square-foot studio apartment to the 2,900-square-foot penthouse for up to 10 guests.