Spas with reservation required

Tucson, Arizona

A moderate-priced day spa in Tucson's Sam Hughes neighborhood offering massage, facials, nails and waxing, with combo spa days from $129 to $315.

Tucson, Arizona

A massage-focused day spa in Tucson near Casino del Sol, offering Swedish, deep tissue and signature treatments for solo guests and couples.

Scottsdale, Arizona

A Central Scottsdale massage studio offering Thai, Swedish-style, deep tissue, prenatal and couples massage daily from 9am to 9pm.

Orlando, Florida

A massage-focused day spa in Orlando's Colonialtown South offering therapeutic and relaxation treatments, open daily with walk-in and reservation options.

Calistoga, California

Day spa in Santa Rosa offering massage, body scrubs and wraps, facials and eyelash extensions, open daily 9am to 8pm with couples treatments available.

San Diego, California

A locally owned Bankers Hill day spa since 2006 offering massage therapy, organic facials and clinical skincare, including couples treatments.

Ojai, California

A small Ojai day spa run by one certified therapist specializing in lymphatic drainage therapy, by reservation.

Seattle, Washington

A themed-suite day spa in Seattle's SODO district offering massages, facials, couples packages and a few overnight suites.

Atlanta, Georgia

Day spa in Candler Park, Atlanta, open daily by appointment with retail hours for walk-ins.

Elkridge, Maryland

A halotherapy day spa in West Elkridge, near Baltimore, built around a salt cave, massage rooms and a yoga studio, aimed at solo adult visitors.

Denver, Colorado

A day spa inside the Aspen Tower at The Seasons of Cherry Creek offering massage and facial treatments, open most days except Tuesday.

Las Vegas, Nevada

Adults-only day spa inside Red Rock Resort in Summerlin, open daily 8am-8pm with walk-ins accepted but reservations recommended.

Napa Valley, California

A single-treatment float spa in Napa offering sensory-deprivation float pods with Epsom salt water, plus dedicated parking and walk-in access.

New Delhi, Delhi

Day spa in Defence Colony, New Delhi offering Balinese, aromatherapy and Swedish massages from Rs. 3000, open daily 9am–11pm.

Washington, D.C., District of Columbia

Dupont Circle medical spa offering Botox, Sculptra, IV therapy, laser and skin treatments, with complimentary consultations and walk-in availability.

Springboro, Ohio

A wellness center in Springboro, Ohio built around a natural salt cave, with energy healing, sound baths and metaphysical classes for individuals or groups.

Fez, Fès-Meknès

Family-run hammam and day spa in Fez's Ville Nouvelle offering traditional scrub-and-massage packages, a jacuzzi, sauna and à la carte beauty treatments.

Los Angeles, California

A West LA day spa focused on scalp treatments, facials and massage, with walk-ins welcome most days from 10 or 11am to 8pm.

Orlando, Florida

Day spa near Lake Eola in downtown Orlando offering massage, facials, body treatments and a couples room, open daily 9am-9pm.

Seattle, Washington

Full-service day spa in South Lake Union offering massage, facials and a dry sauna, located inside LEVEL Seattle on Fairview Avenue North.

San Diego, California

A Korean-style day spa on Convoy Street in Kearny Mesa offering sauna access, body scrubs and massage, open daily 8:30am to 9pm.

Carmel-by-the-Sea, California

A moderate-priced day spa on 5th Avenue in Carmel-by-the-Sea, open daily with walk-ins accepted though reservations are recommended.

Rishikesh, Uttarakhand

An upscale riverside resort 18 km outside Rishikesh with an in-house spa, yoga studio and restaurant, open only to overnight guests by reservation.

Miami, Florida

A family-run day spa in Miami's West Flagler area offering facials, body treatments and massage, with a popular facial-plus-massage combo package.