AIRE Ancient Baths Chicago
Thermal BathsChicago, Illinois
Thermal baths and spa rituals in a restored 1902 factory in West Town, Chicago, open daily for adults-only soaking and massage packages.
$$$
Thermal Baths
Historic and modern European thermal bath complexes.
4 spas match
Sacred Rain Healing Center
Thermal BathsSeattle, Washington
A clothing-optional outdoor hot pool, sauna and sun deck in Seattle's West Woodland, open to walk-ins for three-hour day visits.
$$Terme di Saturnia Spa & Golf Resort
Hot SpringsTuscany
A five-star resort in the Tuscan countryside built around a natural thermal spring, with day passes from €39 for outdoor thermal pools, hydromassage circuits
$Rak Ranong Onzen Spa & Cafe
Thermal BathsRanong
A budget thermal-bath spot in Ranong with a soaking pool and an on-site café, open daily 9am to 10pm, walk-ins welcome.
$
