The Bar/Lounge at Pullman Cologne
The bar/lounge at Pullman Cologne is recommended by expert writers. Out of 2 reviews that we monitored, 2 endorsed the bar/lounge, including Michelin Guide and Fodor's.
Pullman Cologne 
Michelin Guide
Fodor's
Michelin Guide "Rooms with a hint
of luxury and lounge-style bar"
Fodor's "It's proudly the home, for instance, of Köln's second-best bathroom view (from the Dom-overlooking men's room of its top-floor bar)"
