The Fitness Center at Hotel D Strasbourg
The fitness center at Hotel D is mentioned by experts. Of the 3 publications that we monitored, 2 endorsed the fitness center, like Oyster and Jetsetter.
Hotel D Strasbourg 
Oyster
Jetsetter
Oyster "An extensive breakfast buffet is available for a fee, and the hotel has a sleek relaxation room, sauna, and fitness center"
Jetsetter "You'll enjoy complimentary access to the in-house, 24-hour gym, sauna and spa, while rooms are equipped with plenty of gadgets to make your stay as comfortable as possible"
