Banya Boat
BathhouseSeattle, Washington
A private floating bathhouse on Seattle's Lake Union, booked out entirely for one group of up to 12 for sauna, cold plunge and hot tub rounds.
Spas with ocean or lake view
6 spas match
Miami, Florida
Hotel spa at The Ritz-Carlton Key Biscayne, Miami, with treatment suites, sauna, steam room and whirlpool, open to hotel guests 18 and up by appointment.
$$$$The Standard Spa, Miami Beach
Hotel SpaMiami, Florida
Adults-only hotel spa on Belle Isle near South Beach with a hammam, sauna, ice room, infinity pool and a day pass option for non-guests.
$$$$The Waterside Spa at Diamond Mills
Hotel SpaCatskills, New York
Adults-only hotel spa in Saugerties with a day pass, pool deck, sauna, hot tub and cold plunge overlooking the Esopus Creek.
$Hawaii Island Retreat
Resort SpaKapaau, Hawaii
An oceanfront eco-boutique hotel and wellness retreat on Hawaii Island's North Kohala coast, open to overnight guests only, not day visitors.
$$$$San Juan
Adults-only hotel spa inside La Concha Resort in Condado, San Juan, offering couples massages and a small treatment menu for guests 18 and up.
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