Spas with walk-ins welcome

Granada, Andalusia

An Arab-style bathhouse in Granada's Centro district with thermal pools and a relaxation lounge, open daily 10am–10:30pm, adults only.

Santa Barbara, California

A 6,000-square-foot medical and day spa in downtown Santa Barbara combining skincare procedures with massages, facials and body treatments.

Tucson, Arizona

A Tucson day spa on Grant Rd focused on facials and head spa treatments, with walk-in appointments and a relaxation lounge for adults.

Lake Tahoe, California

A wellness studio in Tahoe City offering reiki, massage, meditation, sound healing and yoga classes, open daily from 9am to 7pm.

Encinitas, California

Adults-only day spa in Leucadia, Encinitas, about a mile from the beach, with private suites, a relaxation lounge and movement classes.

Washington, D.C., District of Columbia

A Northwest D.C. head spa with a relaxation lounge, open daily with both walk-ins and reservations, adults only.

Tucson, Arizona

A moderately priced day spa in Tucson offering facials, pelvic steams and cupping therapy, with walk-in visits and an optional monthly membership for

Athens, Attica

A traditional hammam in central Athens offering steam bathing and a relaxation lounge, open daily, adults only, moderate pricing.

Philadelphia, Pennsylvania

A Chinatown day spa in Philadelphia offering Chinese medical massage and a relaxation lounge with herbal tea, open daily.

Jeju

A day spa on the fourth floor of the Cocoon Building in Jeju City offering facial and body massage, open daily 9am to 10pm with walk-ins welcome.

Lake Tahoe, California

Lakeside day spa in Tahoe City offering massage and Dermalogica facials, open daily 9am-7pm, operating for 35 years.

Mumbai, Maharashtra

An Ayurveda-based day spa on Marine Drive in Mumbai offering massage, detox and beauty therapies with a relaxation lounge and yoga space.

Piešťany, Trnava Region

A head spa in Piešťany offering scalp treatments, head/neck/shoulder massage and shampoo rituals in sessions from 45 to 120 minutes.

Aspen, Colorado

O2 Aspen is a day spa on South Mill Street offering facials, a yoga studio and a retail boutique, open daily with walk-ins welcome.

New York City, New York

A Manhattan day spa at 1 Park Ave offering massages, facials and hydrotherapy, with a relaxation lounge and both walk-in and reservation options.

Dobbs Ferry, New York

A Dobbs Ferry day spa with a hydrotherapy circuit, relaxation lounge, massages and facials, open daily with reservations recommended.

Boston, Massachusetts

A boutique day spa and salon in Charlestown, Boston, offering moderate-priced treatments with a relaxation lounge and mixed walk-in/appointment access.

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.

Des Peres, Missouri

A moderate-priced day spa in Des Peres, just west of St. Louis, open six days a week with a relaxation lounge and treatments geared toward couples and adults.

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.

Aachen, North Rhine-Westphalia

Adults-only day spa in Aachen with a hydrotherapy circuit and relaxation lounge, open daily 10am–9pm, upscale pricing.

San Francisco, California

A Traditional Chinese Medicine spa in Pacific Heights offering acupuncture-rooted treatments and botanical skincare, open daily 9am-9pm.

San Francisco, California

Redmint on Union Street is a Traditional Chinese Medicine wellness and beauty spa in San Francisco, open daily 9am to 9pm.

Houston, Texas

A moderate-priced day spa on the 23rd floor of a downtown Houston office tower, open Wednesday through Sunday with a relaxation lounge and sauna.