Concerning Mary's conception of lounges, it may be a question of geography or age. I didn't say exclusively in hotels, but some examples are: "Our bayside lounge was the first cocktail bar in Vancouver and opened in 1954. ... Sylvia Downtown Vancouver Hotel on English Bay, British Columbia, Canada ..."
http://www.google.es/search?hl=es&q=hotel cocktail lounges C...
"The Hotel Monte Vista Cocktail Lounge is Flagstaffs best place to see live bands, hear a dj spin or just have a few drinks."
www.hotelmontevista.com/MVLounge.php; Dorint Hotel Amsterdam: "Cocktail Lounge: The perfect place to enjoy a relaxing close to the day. "With its attractive ambience and international cocktail menu, the lounge is a truly international meeting point."
http://www.dorint.com/es/cocktail-lounge; "Official site of the Henley Park Hotel. Experience the vibe of Blue Bar Lounge, the most unique cocktail lounge in Washington DC."
http://www.henleypark.com/blue_bar/; "This revolving bar is one of three lounges in the elegant Monteleone Hotel."
www.10best.com/New_Orleans,LA/Nigh I would note that "the lounge set" is not a 100% blue blood group...