Palm Springs, California
Adults-only hot springs resort on Miracle Hill in Desert Hot Springs with private mineral tubs, a Finnish sauna, salt room and 35 spa treatments.
$$$
Spas with relaxation lounge
6 spas match
Riviera Maya, Quintana Roo
Adults-only spa inside the all-inclusive Ocean Riviera Paradise resort in Playa del Carmen, with sauna, Turkish bath and four treatment options via day pass.
$$$$The Spa at Desert Springs
Resort SpaPalm Springs, California
A 38,000-square-foot resort spa at JW Marriott Desert Springs in Palm Desert offers day passes, saunas, a saltwater lap pool and couples suites.
$$$$The Spa at Silverado
Resort SpaNapa Valley, California
Adults-only resort spa in Napa Valley with pools, sauna, steam and a fitness center, open to hotel guests and club members via day pass.
$$$The Westin Phoenix Downtown
Hotel SpaPhoenix, Arizona
Adults-only hotel wellness setup in downtown Phoenix with a heated pool, sauna and steam room, day passes available for $50.
$Farmhouse Inn
Hotel SpaCalistoga, California
A 25-room Sonoma hotel in Forestville with a spa barn offering sauna, steam and pools, mainly for overnight guests.
$$$$
