The Fitness Center at InterContinental Berlin, an IHG Hotel
InterContinental Berlin's fitness center is referenced by those who travel for a living. Out of 12 publications that we monitored, 6 referenced the fitness center, like Oyster, Condé Nast Traveler and Rough Guide.
InterContinental Berlin, an IHG Hotel 
Oyster
Condé Nast Traveler
Rough Guide
The Telegraph
Time Out
Star Service
Oyster "While this hotel is a solid luxury pick in Berlin, there are pesky fees for in-room Internet access and for use of the saunas in the fitness center"
Condé Nast Traveler "An oversize fitness center and Michelin rated Hugo are among the distinguishing features"
Rough Guide "Modern luxury for high-powered business
people in a relatively dull corner of town, but with many
amenities, among them a fully equipped fitness centre,
sauna and pool"
The Telegraph "This large, smart corporate hotel boasts 558 rooms and 50 suites, a fitness centre and indoor pool, as well as several restaurants and bars"
Time Out "There’s also a huge gym that should have everything necessary to put the body through its paces, as well as a luxury spa for pampering"
Star Service "Three steam rooms, saunas, a 24-hour fitness center and a solarium are also available"
