Spas with reservation required

Çeşme, İzmir

A day spa in Çeşme's Dalyan district near Alaçatı, open daily 10am to 11pm, geared toward adults and couples with reservations required.

Prague

A beer-spa and wellness venue in Prague's Nové Město district offering beer-bath tubs, massages, and a saunarium, open daily from 11am to 11pm.

Lima

A Korean-style spa in Surco, Lima, open daily except Sunday, adults only, with walk-ins welcome but reservations recommended.

Catskills, New York

A small day spa in West Hurley near Woodstock offering facials, massage, waxing and advanced skincare, founded by esthetician Debbie Dougan.

Lake Tahoe, California

Small day spa in Tahoe City offering massage, energy therapy and facials, plus an apothecary and gift shop, a few steps from the lake.

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.

Aguas Calientes, Cusco

A budget-friendly day spa in Aguas Calientes near Machu Picchu, open daily 8am-10pm for massages and treatments close to the train station.

Jackson Hole, Wyoming

A day spa in Jackson Hole offering massage and wellness treatments for solo visitors and couples, with reservations recommended.

Rio de Janeiro

A Botafogo day spa offering relaxing and sports massage, a relaxation lounge, and gift vouchers, open daily with reservations recommended.

Carmel-by-the-Sea, California

A moderate-priced day spa in Carmel-by-the-Sea open daily 9am–9pm, serving solo travelers and couples.

Houston, Texas

A Montrose day spa in Houston open daily from 10am to 9pm, taking both walk-ins and reservations for adults.

Chicago, Illinois

Adults-only day spa in Chicago's Fulton Market District, with upscale pricing and both walk-in and reservation options.

Denver, Colorado

A Five Points day spa in Denver offering massage services, open Sundays around the clock, with walk-ins accepted though booking ahead is advised.

Boston, Massachusetts

A moderately priced day spa in Boston's Chinatown open daily from 10am to 11pm, taking both walk-ins and reservations.

Oak Creek, Wisconsin

A Oak Creek, WI massage clinic and day spa with adults-only access, listed hours only on Sunday, and a moderate price tier.

Calistoga, California

Holistic Healing Day Spa is an adults-only day spa in Calistoga, California, accepting both walk-ins and reservations at a moderate price point.

Vail, Colorado

Adults-only day spa in Vail open Sundays, with both walk-ins and reservations accepted at its Frontage Road location.

Seminyak, Bali

A moderately priced day spa on Jl. Raya Seminyak open daily 10am to 9pm, suited to solo visits or couples.

Orlando, Florida

A small day spa in Southeast Orlando offering organic treatments by appointment, with walk-ins accepted when slots are open.

The Hamptons, New York

A moderately priced day spa in Southampton that takes both walk-ins and reservations, open daily from 10am.

Miami, Florida

A medical spa in Brickell, Miami, open Tuesday through Saturday with reservations recommended for adults-only treatments.

Krabi

A moderately priced onsen-style day spa in Ao Nang, Krabi, open daily from late morning into the night.

Calistoga, California

MoonAcre Spa & Baths is a day spa in Calistoga with a thermal pool, hot tub and sauna, open daily 9am–5pm and geared toward families and couples.

Hot Springs, Arkansas

A moderate-priced day spa in downtown Hot Springs open daily 9am to 10pm, offering massage services to adults only.