Sometimes when you gotta go, you gotta go. Herewith, then, are 10 discreet options within the fine walls of Greater Boston lodges, including luxurious stalwarts such as the Four Seasons, the Mandarin Oriental and the Ritz-Carlton, plus a couple of surprises you might not consider until you have to. You don't necessarily have to be a paying guest to use these facilities, but it doesn't hurt. Otherwise, be pleasant, walk fast, nod... And get on with it.
· A Guide to Boston's Best Hotel Bathrooms [Boston.com]
· Our Curbed Maps archive [Curbed Boston]
· Our Hotels Week 2014 archive [Curbed Boston]