Spas with relaxation lounge

Portland, Oregon

A Finnish-style sauna and bodywork space in Portland's Hosford-Abernethy area, open daily with walk-in and membership access.

Atlanta, Georgia

Membership-based medical spa in Buckhead combining aesthetics, massage and facials, and lounge spaces for meditation and recovery.

Atlanta, Georgia

Day spa and med spa in Brookhaven Village offering massages, facials and injectables like Botox and filler, open daily 9am-9pm by reservation.

Chicago, Illinois

Reservation-only med spa inside Phenix Salon on Michigan Avenue focused on organic facial and lymphatic treatments, no walk-ins or day passes.

Chicago, Illinois

A Russian-style bathhouse in Chicago's West Town running since 1906, with steam room, sauna, a restaurant and full bar for day visitors.

Nashville, Tennessee

Day spa and medical spa on the third floor of The Westin Nashville downtown, with nine treatment rooms, a dry cedar sauna, steam showers and walk-in access to

Denver, Colorado

Bathhouse in Denver's Ballpark District built around contrast therapy: a 40-person cedar sauna, eucalyptus steam room, five cold plunges, and thermal soaking

Atlanta, Georgia

A 24-hour Korean bathhouse and spa in Doraville near Atlanta, with heat rooms, a restaurant, and day-pass access for walk-ins.

Lisbon

Adults-only liberal sauna club in central Lisbon with pool, jacuzzi, steam room, dry sauna, cinema room and cruising areas, open to all genders and

Mexico City

Unisex bathhouse in Mexico City's Centro Histórico with sauna, steam, jacuzzi, massage, barbershop and on-site parking, open daily from 6am.

Perth, Western Australia

Family-owned medi-spa on Hay St in Perth CBD offering facials, skincare and anti-ageing treatments with walk-in access.

Sopot, Pomerania

A medical resort spa in Sopot built around local brine and mud treatments, open to hotel guests by reservation rather than day visitors.

Philadelphia, Pennsylvania

A Russian-Turkish bathhouse in Southampton, outside Philadelphia, with platza massage, a pool and multiple heat rooms, open to walk-ins with day passes.

New York City, New York

A budget-friendly Korean-style bathhouse in Queens with indoor and outdoor hydrotherapy pools, saunas and a restaurant, open to walk-ins daily.

Portland, Oregon

A reservation-only med spa and day spa in downtown Portland offering massage, facials and med spa treatments, plus monthly memberships.

London, England

A Russian-style banya bathhouse in Belgravia offering oak-lined steam rooms, cold plunge pools and leaf-massage rituals, with day passes by reservation only.

Queenstown, Otago

Adults-only bathhouse in central Queenstown with heated, ambient and cold pools, sauna and steam room, day pass $99.

Port Douglas, Queensland

Ayurvedic-style massage and bathhouse studio in Port Douglas offering couples treatments, yoga and reformer Pilates, bookings required with no walk-ins.

Atlanta, Georgia

A medical spa in Atlanta's Five Points district offering walk-in treatments, a private lounge, refreshments and luggage storage.

Los Angeles, California

A Beverly Hills medical spa on Wilshire Blvd offering facials, body contouring and injectables like Botox, with walk-in access and free parking.

Houston, Texas

A 20,000-square-foot hotel spa in Houston's Westside offering a biohacking facial machine, hydrotherapy circuit and co-ed relaxation lounge, by appointment

Aix-les-Bains, Auvergne-Rhône-Alpes

Medical thermal baths in Aix-les-Bains treating respiratory and oral mucosal conditions with sulfur-rich water, mostly through prescribed multi-day cures.

San Diego, California

A Bankers Hill medical spa in an 1887 Victorian house, focused on HydraFacials, acne treatments and facials with its own in-house skincare line.

Austin, Texas

Combined day spa and med spa in North Burnet with 42 treatments, massages, facials, and Botox/filler injectables, open daily 9am-9pm.