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.
$$$
Spas with day pass
Facilities access for the day without a treatment or a room.
3 spas match
Scottsdale, Arizona
Hotel spa at the Inn at Eagle Mountain in Fountain Hills with sauna, steam room, pools and a $69 60-minute massage as its signature treatment.
$The Wilde Haven Spa
Day SpaSedona, Arizona
Adults-only resort spa in Sedona with outdoor hot tubs, steam rooms and a 30-treatment menu, open daily with walk-ins and day passes.
$$$$
