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.
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Spas with thermal pool in Washington
4 spas match
Seattle, Washington
A reservation-only social wellness sauna spa in Renton (serving the Seattle area) with a thermal pool, cold plunge, sauna and steam room, day passes from $75.
$The Ladies Room
Day SpaSeattle, Washington
A quiet, clothing-optional day spa in Greenwood with soaking pools, saunas and a steam room, women-owned and open to all genders on Wednesdays.
$$Carson Hot Springs Golf & Spa Resort
Hot SpringsCarson, Washington
A clothing-optional, adults-only mineral hot springs bathhouse in Carson, Washington, with a $12 day pass and a $30 bath-and-wrap treatment.
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