Spas with couples

Baden bei Wien, Lower Austria

A thermal bath in Bad Vöslau with four mineral-water pools fed by the original Vöslauer spring, plus sauna and steam room.

Leukerbad, Valais

Thermal baths inside a 19th-century hotel in Leukerbad, Valais, with mineral-rich pools open daily from 9am to 8pm.

Scottsdale, Arizona

Adults-only resort spa in Fountain Hills with sauna, steam room and outdoor pools, offering day passes and an amethyst facial as its signature treatment.

Ubud, Bali

Day spa in Ubud offering sauna, massage and ice bath sessions with a hydrotherapy circuit, open daily, walk-ins welcome.

Los Angeles, California

Walk-in-friendly day spa in Westlake, LA offering affordable massage and facial combos, with a sauna on site.

Solvang, California

A resort spa inside Alisal Ranch, a 10,500-acre luxury guest ranch in Santa Ynez Valley open only to overnight guests by reservation.

Key West, Florida

A day spa, salon and boutique on Simonton Street in Key West with an outdoor massage room, relaxation garden and a focus on ethically sourced products.

Kauai, Hawaii

Open-air hotel spa at Grand Hyatt Kauai in Poipu, offering massage, facial and body treatments with Hawaiian botanical ingredients, by reservation.

Redstone Historic District, Colorado

A ranch property in Colorado's Crystal River Valley with three tiered natural hot springs pools open to day visitors and overnight guests alike.

Carmel-by-the-Sea, California

A resort spa inside Bernardus Lodge in Carmel Valley wine country, open to lodge guests for treatments, yoga and a relaxation lounge.

Sonoma, California

Upscale day spa in Sonoma offering facials, bodywork, Endermologie and sound healing, with a relaxation lounge and membership option.

Mendocino, California

A bluff-top inn on the Mendocino coast offering massages, yoga and sound therapy to overnight guests, with meals included.

Hudson Valley, New York

Hotel spa at a small Hudson Valley inn on 75 riverside acres in Milton, NY, open to overnight guests by reservation while the spa undergoes renewal.

Berkshires, Massachusetts

An all-inclusive destination resort in the Berkshires combining spa treatments, fitness, and themed wellness retreats, open daily with reservations required.

Carson, Washington

A clothing-optional, adults-only mineral hot springs bathhouse in Carson, Washington, with a $12 day pass and a $30 bath-and-wrap treatment.

Santa Cruz, California

A hotel spa on a 300-acre Santa Cruz hilltop with Monterey Bay views, outdoor baths and a relaxation lounge, open only to resort guests.

San Francisco, California

A moderate-priced day spa just off 24th Street in Noe Valley offering massage, facials, nail care, lash/brow work and waxing, with a relaxation lounge before

Las Vegas, Nevada

Upscale hotel spa and salon in Las Vegas with steam room, sauna, hot tub and a full menu of massage, facial and nail services, open 6am–8pm daily.

South Haven, Michigan

An adults-only glamping resort and pool club at South Haven Country Club with a day-pass spa area featuring a pool, sauna and relaxation lounge.

Tbilisi

A hotel-guests-only private spa in Tbilisi's Chugureti district with a Finnish sauna, Turkish steam room and jacuzzi booked for one party at a time.

Palm Beach, Florida

A Palm Beach Gardens day spa offering massage, reflexology, facials and acupuncture, open daily 10am-9pm with walk-ins welcome.

Boca Raton, Florida

A day spa in downtown Boca Raton open daily 9am-8:15pm, offering facials, massage, body treatments and nail services since 1996.

Valle de Bravo, State of Mexico

An adults-only luxury wellness retreat on the shore of Lake Avándaro in Valle de Bravo, built into a rock formation and run by reservation only.

Byron Bay, New South Wales

Hotel day spa at Crystalbrook Byron offering customizable massages and facials, open daily with Sunday by appointment only.