The Fitness Center at Hotel Keppler
Hotel Keppler's fitness center is referenced by professional travelers. Out of 7 professionals that we monitored, 2 endorsed the fitness center, such as Gayot and Oyster.
Hotel Keppler 
Gayot
Oyster
Gayot "On-site, guests can enjoy a dedicated breakfast room and small 24-hour fitness center with sauna and steam room"
Oyster "Some may consider the nearby Hotel Mathis Elysees Matignon, as rates are lower, but it lacks a spa and fitness center"
