The Spa at Mandarin Oriental, Boston
Hotel SpaBoston, Massachusetts
A luxury hotel spa in Boston's Back Bay with a Crystal Steam Room, Vitality Pool and private couples suites, open to adults 18 and over.
$$$$
Spas with hotel guests only in Massachusetts
3 spas match
Prospect Berkshires
Resort SpaBerkshires, Massachusetts
A lakeside resort in Egremont with a seasonal pool and sauna for overnight guests only; no day passes and no spa treatments on offer.
$$$InterContinental Boston by IHG
Hotel SpaBoston, Massachusetts
Hotel spa inside the InterContinental Boston in the Downtown waterfront area, open to hotel guests only.
$$$
