Mandarin Oriental

Even the most basic guest rooms at this Back Bay behemoth overflow with amenities: luxe slippers, Aromatherapy Associates toiletries, rainforest shower. But what stands out is the way staffers treat you: like a frequent, honored guest, even if it’s the only time you’ll ever visit. But we’re guessing that after one night in the Ploh feather-and-down bedding, it won’t be.