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.
$$$
Spas with upscale
4 spas match
Sunstone Spa at Agua Caliente
Hotel SpaPalm Springs, California
Hotel spa at Agua Caliente Rancho Mirage with day passes for the sauna, steam room, salt rooms and private spa pool.
$$$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.
$$$Half Moon Blue Hotel
Hotel SpaScarborough
A boutique hillside hotel above Bacolet Bay in Scarborough, Tobago, with an infinity pool and ocean views, built around a converted 150-year-old Donkey Cart
$$$