Aqua Dome
Hotel SpaLängenfeld, Tyrol
A large thermal bath and 4-star hotel spa in the Ötztal valley near Längenfeld, with indoor-outdoor pools, a sauna garden and a dedicated kids' water world.
$$
Spas with outdoor baths
6 spas match
El Morocco Inn and Spa Resort
Hot SpringsPalm Springs, California
Moroccan-themed inn in Desert Hot Springs with natural mineral hot springs, a spring-fed pool and day-pass access from 9am to 4pm.
$$Aspen, Colorado
Adults-only hotel spa at The St. Regis Aspen with Thai-inspired massage, 111Skin facials, an AI robotic massage, and a day pass covering pool, cold plunge, and
$$$$烏來旅晨溫泉民宿 Wulai Rechange B&B
Destination SpaWulai, New Taipei
A hilltop Wulai B&B with sodium bicarbonate hot-spring baths in every room and an outdoor infinity pool, geared toward couples.
$$$Hawaii Island Retreat
Resort SpaKapaau, Hawaii
An oceanfront eco-boutique hotel and wellness retreat on Hawaii Island's North Kohala coast, open to overnight guests only, not day visitors.
$$$$Sage Hill Inn & Spa
Hotel SpaKyle, Texas
A 88-acre Hill Country resort near Kyle and Wimberley with overnight rooms, a garden spa, pool, hot tubs and day-pass access by reservation.
$$$
