Onsen
BathhouseSan Francisco, California
An adults-only bathhouse in San Francisco's Tenderloin with a thermal pool and an on-site restaurant, open daily except Tuesdays.
142 spas match, page 6 of 6
San Francisco, California
An adults-only bathhouse in San Francisco's Tenderloin with a thermal pool and an on-site restaurant, open daily except Tuesdays.
Naples, Florida
Day spa in Central Naples with a salt cave for halotherapy, plus massage, facials and yoga classes; walk-ins welcome but reservations recommended.
Nashville, Tennessee
A Gulch studio for infrared sauna and cold plunge sessions in private suites, open daily with reservations required.
New York City, New York
Adults-only day spa on Governors Island with heated outdoor pools, saunas and an Italian-style café, reachable by ferry from Manhattan.
Scottsdale, Arizona
An adults-only hotel spa in Old Town Scottsdale with sauna, steam room, cold plunge and thermal pools, open to hotel guests 21 and up.
The Hamptons, New York
Adults-only destination spa and 12-room retreat in Water Mill, offering hydrotherapy, yoga, spa treatments and overnight stays by reservation.
Dallas, Texas
Hotel spa inside The Highland Dallas in Lower Greenville, Dallas, with a sauna, steam room, outdoor pool and couples treatment rooms.
Carlsbad, California
Adults-only hotel spa in Carlsbad with steam room, separate men's and women's lounges, and couples massage as its signature treatment.
Miami, Florida
A large hotel wellness resort on North Beach with a European-style hydrotherapy circuit, cryotherapy, acupuncture and an oceanfront fitness center.
Napa Valley, California
Adults-only resort spa in Napa Valley with pools, sauna, steam and a fitness center, open to hotel guests and club members via day pass.
Los Angeles, California
A medical spa in Silver Lake, Los Angeles offering body contouring, massage, hair removal and skin treatments in private suites, open daily 9am to 10pm.
Phoenix, Arizona
Adults-only hotel wellness setup in downtown Phoenix with a heated pool, sauna and steam room, day passes available for $50.
Johnson City, New York
A 21-and-over hotel in Johnson City, NY, with a sauna, hot tub and fitness center for guests staying at the property.
Atlanta, Georgia
An adults-only hotel spa in Buckhead with private treatment suites and a relaxation lounge, open daily with a day-pass option.
Miami, Florida
A hotel spa at The Ritz-Carlton, South Beach offering sauna, steam room and ocean-view relaxation lounges for adult guests staying on property.
Calistoga, California
A 25-room Sonoma hotel in Forestville with a spa barn offering sauna, steam and pools, mainly for overnight guests.
Sedona, Arizona
A 23-casita destination spa resort inside Sedona's Boynton Canyon, open to overnight hotel guests 16 and older for multi-day wellness journeys.
Calistoga, California
Resort spa at an Auberge Collection hotel in Calistoga with a thermal pool, open to hotel guests only.
Seattle, Washington
A downtown Seattle yoga studio with heated and unheated vinyasa, sculpt and hatha classes, plus a sauna, steam room and pools for after class.
Catskills, New York
Adults-only resort spa in the Catskills with sauna, hot tub, yoga studio and overnight stays for hotel guests only.
Big Sur, California
Adults-only hotel spa at Ventana Big Sur with ocean-view treatment rooms, outdoor cabanas for couples, and a 24-hour fitness and yoga space.
Ojai, California
Walk-in wellness center in Ojai offering Kundalini yoga classes, workshops and community healing sessions with a team of practitioners.