The Spa Hotel Healdsburg
Hotel SpaCalistoga, California
Hotel spa in downtown Healdsburg with a garden patio, jacuzzi and pool access, open daily 9am-5pm for guests and day visitors.
$$$
Spas with private suites
5 spas match
Houston, Texas
A Four Seasons hotel spa in downtown Houston with three treatment rooms, a couples' suite and rooftop pool access, open to day-pass guests.
$$$$The Spa at Four Seasons Hotel Milano
Hotel SpaMilan, Lombardy
A luxury hotel spa inside Four Seasons Hotel Milano with a 14-metre pool under a vaulted ceiling, sauna, gym and private suites for couples' treatments.
$$$$The Ibnii
Resort SpaCoorg, Karnataka
A luxury coffee-plantation resort in Coorg with a spa and pool facilities reserved for overnight guests.
$$$$Spa Deep Ocean Bora Bora
Hotel SpaBora Bora
Overwater spa at the InterContinental Bora Bora Resort, with glass-floor treatment bungalows for massages and facials, hotel guests only.
$$$$